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2021-06-14 06:17:03 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604434885 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604435332 2021-06-14 06:17:21 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604435332 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604435879 20116 ㅠ주원]]> 2021-06-14 06:17:36 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604435879 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604437017 2021-06-14 06:18:10 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604437017 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604437985 2021-06-14 06:18:45 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604437985 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604438011 2021-06-14 06:18:46 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604438011 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439667 20112 배4성7댖]]> 2021-06-14 06:19:38 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439667 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439869 20120이연서 ]]> 2021-06-14 06:19:46 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439869 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439906 2021-06-14 06:19:48 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439906 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439921 2021-06-14 06:19:48 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439921 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439954 20111 박지현]]> 2021-06-14 06:19:49 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604439954 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604440348 2021-06-14 06:20:02 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604440348 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604440354 2021-06-14 06:20:03 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604440354 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604440382 2021-06-14 06:20:04 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604440382 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604441163 2021-06-14 06:20:31 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604441163 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604441790 2021-06-14 06:20:53 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604441790 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604442720 2021-06-14 06:21:25 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604442720 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604442743 20105김이찬 ]]> 2021-06-14 06:21:26 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604442743 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604442941 2021-06-14 06:21:32 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604442941 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604443804 2021-06-14 06:22:02 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604443804 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604443887 2021-06-14 06:22:05 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604443887 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604445295 김민석20103 ]]> 2021-06-14 06:23:04 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604445295 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604445413 2021-06-14 06:23:10 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604445413 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604445748 2021-06-14 06:23:24 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604445748 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604446101 2021-06-14 06:23:39 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604446101 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604446137 2021-06-14 06:23:41 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604446137 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604447428 2021-06-14 06:24:29 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604447428 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604448085 20129 한규태]]> 2021-06-14 06:24:56 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604448085 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604448183 2021-06-14 06:25:00 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604448183 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604449337 2021-06-14 06:25:35 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604449337 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604449449 2021-06-14 06:25:40 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604449449 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604451071 2021-06-14 06:26:42 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604451071 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604451164 20108박종훈]]> 2021-06-14 06:26:45 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604451164 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604451246 2021-06-14 06:26:47 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604451246 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604451265 2021-06-14 06:26:47 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1604451265 yuna7933 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606322898 2021-06-15 00:54:52 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606322898 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606329506 y-3x=-a       X4       -12x+4y  =-4a
8x+4y=a                   8x+4y=a
                                 -20x=-5a 이때 x=2 이니 -5a=-40    a=8
y-3X2=-8 y=-2 따라서 a-b=8+2=10 이다]]> 2021-06-15 00:58:18 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606329506 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606330568 2021-06-15 00:58:41 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606330568 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606330770 y = 6 - a
16 + 24 -4a = a
40 = 5a
a = 4
b = 2
4 - 2 = 2

]]> 2021-06-15 00:58:48 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606330770 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606330821 y=3x-a b=6-a a=6-b
16+4b=a
16+4b=a
16+4b=6-b
5b=-10
b=-2 a=8 a-b=10]]> 2021-06-15 00:58:49 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606330821 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606330835 2021-06-15 00:58:50 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606330835 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606331332 2021-06-15 00:59:05 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606331332 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606331692 2021-06-15 00:59:16 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606331692 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606331965 3p+q=7
-p+2q=-7

6p+2q=14
-p+2q=-7

7p=21
p=3
q=-2
1]]> 2021-06-15 00:59:24 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606331965 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606331999 y=3x-a
8x+4y=8
8x+12x-4a=a
20x=5a
40=5a
a=8]]> 2021-06-15 00:59:25 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606331999 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606332124 y=3x-a
8x+4y=a

b=6-a
16+4b=a
16+4(6-a)=a
16+24-4a=a
40=5a
a=4

b=6-4
b=2

a-b=2

]]> 2021-06-15 00:59:28 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606332124 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606332230 y=3x-a
8x+4y=a

x=2
y=b

y=6-a
16+4y=a

40-4a=a
40=5a
a=8
y=-2
b=-2 

8-(-2)=10]]> 2021-06-15 00:59:31 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606332230 ccjablengers2 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606332493 3px+qy=7에 해 대입.
3p+q=7
-px+2qy=-7에 해 대입.
-p+2q=-7
두 식을 연립해주면
6p+2q=14
-p+2q=-7
7p=7
p=1
q=4
p+q=5]]> 2021-06-15 00:59:38 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606332493 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606333054 3y=x
5x+7y=66

5(3y)+7y=66
22y=66
y=3
x=9]]> 2021-06-15 00:59:54 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606333054 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606333320 3px+qy=7
-px+2qy=-7
3p+4=7
-3p+6q=-21
7p=-14 q=-2 p=3 p+q=1]]> 2021-06-15 01:00:02 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606333320 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606333462 16+4b=a
a+b=6
-4b=16
5b=-10
b=-2 a=8
=10]]> 2021-06-15 01:00:07 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606333462 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606333628 3px+qy=7
-
-px+2qy=-7

6p+2q=14 
-
-p+2q=-7
___________________________________-7p = -21
p=3
q=-2

]]> 2021-06-15 01:00:12 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606333628 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606334631 3x-y=a
8x+4y=a
12x-4y=4a
-------------------------------
20x=5a
a=4x
x=2
a=8
6-y=8
y=-2
a-b=8+2=10]]> 2021-06-15 01:00:41 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606334631 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606335315 2021-06-15 01:01:04 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606335315 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606336132 2021-06-15 01:01:30 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606336132 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606336517 2021-06-15 01:01:42 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606336517 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606336725 20124임우진]]> 2021-06-15 01:01:49 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606336725 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606336868 y=3x-a              40=5a
8x+4y=a            a=8
b=6-a                 b=-2
16+4b=a
16+4(6-a)=a
16+24-4a=a
40=a+4a]]> 2021-06-15 01:01:53 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606336868 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606337087 2021-06-15 01:02:00 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606337087 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606337339 y=3x
4x-9x=10
-5x=10
x=-2
y=-6
8]]> 2021-06-15 01:02:07 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606337339 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339002 4x-(x-2)=17 3x=15 따라서 a=15]]> 2021-06-15 01:02:52 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339002 ccjablengers2 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339032 y의 값이 x의 값의 3배이니
식으로 쓰면 y=3x
4x-3y=10 이니 연립시켜주면
4x-9x=10
-5x=10
 x=-2
 y=-6
x-y=a
(-2)-(-6)=4
a=4]]> 2021-06-15 01:02:53 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339032 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339285 4x-(x-2)=17
3x+2=17
3x=15
a=15]]> 2021-06-15 01:03:01 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339285 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339768 b=6-a
16+4b=a
a+b=6
a-4b=16
5b= - 10
b= -2, a=8 
a-b=10]]> 2021-06-15 01:03:17 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339768 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339808 2021-06-15 01:03:18 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606339808 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606340130 4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:03:27 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606340130 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606340182 ax+y=5
-x+y=10
y=3x
-x+3x=10
2x=10
x=5/y=13
5a+ 15=5
5a=20
a=4]]> 2021-06-15 01:03:29 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606340182 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606340681 4x-3y=17 3y=x-2
4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:03:45 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606340681 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606341180 2021-06-15 01:04:01 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606341180 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606341312 3x-y=a
8x+4y=a
12x-4y=4a

20x=5a
a=8

6-y=8
y=-2
10

]]> 2021-06-15 01:04:05 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606341312 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606341590 ax+y=14
x+3by=13      x=1   y=4에 대입
a+4=14            a=10
1+12b=13       b=1     
a+b=10+1=11     ]]> 2021-06-15 01:04:14 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606341590 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606342011 4x-(x-2)=17
4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:04:27 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606342011 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606342289 a+4=14
a=10
1+12b=13
12b=12
b=1
a+b=11]]> 2021-06-15 01:04:36 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606342289 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606343638 4x-3y=17
3y=x-2
4x-(x-2)=17
4x-x+2=17
3x=15
x=5
3x5=15
a=15

]]> 2021-06-15 01:05:19 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606343638 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606343650 a+4=14 a=10
1+12b=13
b=1
a+b=11]]> 2021-06-15 01:05:19 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606343650 ccjablengers2 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606344368 연립방정식의 해인 (2,b)를 두개의 식에 대입시켜주면
b=6-a
16+4b=a

16+4(6-a)=a
16+24-4a=a
5a=40
a=8
b=-2
a-b=10]]> 2021-06-15 01:05:40 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606344368 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606344909 2x+y=-2에
x=3을 대입하면
y=-3과x=3을 
x-y=a에 대입하면
a=11
7을11로 보고풀었다

]]> 2021-06-15 01:05:55 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606344909 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606345856 2021-06-15 01:06:23 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606345856 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606346918 2021-06-15 01:06:57 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606346918 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606348363 3x-7=5
2x-6y=2
6x-14y=10
6x-18y=6
4y=4
y=1
x=4
x-y=3
=3]]> 2021-06-15 01:07:43 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606348363 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606348812 a+4=14
a=10
1+12b=13
12b=12
b=1
10+1=11]]> 2021-06-15 01:07:58 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606348812 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606349069 ax+y=14
x+3by=13

a+4=14
1+12b=13
a=10

12b=12
b=1

a+b=11]]> 2021-06-15 01:08:06 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606349069 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606349106 4x-3y=17
3y=x-2

4x-x+2=17
3x=15

a=15]]> 2021-06-15 01:08:06 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606349106 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606349275 2021-06-15 01:08:11 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606349275 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606349445 2021-06-15 01:08:15 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606349445 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606350059 4x -3y=17
3y=4x-17 대입
4x-17=x-2
3x=15
a=15]]> 2021-06-15 01:08:33 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606350059 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606350152 2021-06-15 01:08:37 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606350152 ccjablengers2 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606350505 3y=x-2를 1번씩에 대입시키면

4x-(x-2)=17
4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:08:48 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606350505 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606350839 2021-06-15 01:08:58 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606350839 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606351235 4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:09:10 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606351235 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606352563 2021-06-15 01:09:50 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606352563 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606352706 y=3x를
-x+y=10에 대입하면
2x=10
x=5
y는 3x이므로 y=15
x=5과y=15를
ax+y=-5에 대입하면
a=-4이다.


]]> 2021-06-15 01:09:53 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606352706 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606352764 a+4=14
1+12b=13
a=10,b=1
a+b=11]]> 2021-06-15 01:09:55 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606352764 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606353992 a+4=14
1+12b=13

a=10
b=1
11]]> 2021-06-15 01:10:30 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606353992 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606354331 2021-06-15 01:10:39 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606354331 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606354400 4x-3y=17
3y=x-2
4x-(x-2)=17
4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:10:41 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606354400 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606354912 4x-3y=]]> 2021-06-15 01:10:56 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606354912 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606356087 2021-06-15 01:11:30 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606356087 ccjablengers2 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606356158 각 식에 해를 대입시켜주면 
a+4=14
a=10
1+12b=13
b=1
a+b=11]]> 2021-06-15 01:11:32 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606356158 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606356907 2021-06-15 01:11:56 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606356907 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606357626 20127 주천용]]> 2021-06-15 01:12:19 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606357626 yuna7933 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606358128 2021-06-15 01:12:35 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606358128 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606358183 2x+7y=34
x-3y=-9
2x-6y=-18
13y=52
y=4
x=3
3a+4b=-2
18+4a=10
4a=-8
a=-2
-6+4b=-2
4b=4
b=1
ab=-2]]> 2021-06-15 01:12:36 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606358183 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606358252 2021-06-15 01:12:39 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606358252 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606358500 2x-7y=34              
x-3y=-9     -13y=-52 y=4
x-3X4=-9                         x=3
18+4a=10         a=-2
-6+4b=-2            b=1      aXb=-2     ]]> 2021-06-15 01:12:45 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606358500 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606359246 2x+7y=34
x-3y=-9
2x-6y=-18

13y=52
y=4
x=3

3a+4b=-2
18+4a=10
a=-2
b=1
-2]]> 2021-06-15 01:13:03 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606359246 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606359535 a+4=14     a=10
x+3by=13
1+12b=13
b=1
a+b=11

]]> 2021-06-15 01:13:13 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606359535 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606359971 2x+7y=34  (x-3y=-9)2
2x+7y=34
-2x-6y=-18
13y=52
y=4 x=3
18+4a=10
4a=-8 a=-2
-6+4b=-2
4b=4
b=1 a=-2]]> 2021-06-15 01:13:28 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606359971 ccjablengers2 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606359985 a와 b의 값을 모르니 먼저 미지수가 x와y만 있는 식부터 계산한다.
2x+7y=34
x-3y=-9

2x+7y=34
2x-6y=-18
13y=52
    y=4
    x=3
먼저 a가 하나만 있는 식에 해를 대입시키면 
18a+4a=10
4a=-8
a=-2
a=-2를 ax+by=-2에 대입 
-6+4b=-2
  b=1
ab=-2

]]> 2021-06-15 01:13:28 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606359985 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606360104 x-3y=-9
2x+7y=34
2x-6y=-18
2x+7y=34
       13y=52
y=4
x=3
3a+4b=-2
18+4a=10
ab=-2]]> 2021-06-15 01:13:32 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606360104 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606360639 2021-06-15 01:13:48 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606360639 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606361320 20116 유주원 
y=3x
4x-9x=10
-5x=10          x=-2   y=-6 
x-y=a  a=4]]> 2021-06-15 01:14:10 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606361320 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606362460    3x-7=5
-  2x-6y=2

   x-y=3

A=3]]> 2021-06-15 01:14:44 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606362460 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606362770 +
y=3x 

4x-3y=10
+
-3x+y=0 

4x-3y=10
+
-9x+3y=0
___________________________________
-5x=10
x=-2 
y=-6]]> 2021-06-15 01:14:55 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606362770 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606363833 2021-06-15 01:15:26 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606363833 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606364245 2021-06-15 01:15:38 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606364245 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606366480 3px+qy=7에 해 대입.
3p+q=7
-px+2qy=-7에 해 대입.
-p+2q=-7
두 식을 연립해주면
6p+2q=14
-p+2q=-7
7p=7
p=1
q=4
p+q=5]]> 2021-06-15 01:16:49 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606366480 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606367276 y의 값이 x의 값의 3배이니
식으로 쓰면 y=3x
4x-3y=10 이니 연립시켜주면
4x-9x=10
-5x=10
 x=-2
 y=-6
x-y=a
(-2)-(-6)=4
a=4]]> 2021-06-15 01:17:14 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606367276 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606367555 2021-06-15 01:17:21 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606367555 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606367581 -
.'.20124임우진]]> 2021-06-15 01:17:22 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606367581 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606367903 a+4=14
a=10
1+12b=13
b=1
a+b=11]]> 2021-06-15 01:17:32 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606367903 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606368414 2021-06-15 01:17:47 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606368414 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606369428 2021-06-15 01:18:19 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606369428 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606369672 2021-06-15 01:18:26 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606369672 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370128 b=6-a
16+4b=a
a+b=6
a-4b=16
5b= - 10
b= -2, a=8 
a-b=10]]> 2021-06-15 01:18:40 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370128 ccjablengers2 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370259 2x+2-y=0
2x-y=-2
x-6=9x-3y
-8x+3y=6
두 식을 연립하면
8x-4y=-8
-8x+3y=6
   -y=-2
     y=2
      x=0 ]]> 2021-06-15 01:18:44 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370259 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370430 2x+2-y=0 y=2x+2
x-6=9x-3y
3y-8x=6
6x+6-8x=6
-2x=0
x=0
y=2]]> 2021-06-15 01:18:49 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370430 yuna7933 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370544 2021-06-15 01:18:52 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370544 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370685 3x-y=a
8x+4y=a
12x-4y=4a

20x=5a  a=8   6-y=8  y=-2
a-b= 10]]> 2021-06-15 01:18:56 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606370685 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371113 2021-06-15 01:19:09 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371113 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371256 -3x+y=-a
-
8x+4y=a


-12x+4y=-4a
-
8x+4y=a
___________________________________
20x=5a
x=2 
20x=5a 
40=5a
a=8 
y=-2 
b=-2 
a-b= 8+2=10]]> 2021-06-15 01:19:13 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371256 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371303 2x+2-y=0
2x-y=-2
x-6=9x-3y
-8x+3y=6
4(2x-y=-2)
-8x+3y=6
+8x-4y=-8
-y=-2 y=2 x=0

]]> 2021-06-15 01:19:15 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371303 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371310 3y=x-2를 1번씩에 대입시키면

4x-(x-2)=17
4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:19:15 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371310 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371640 2021-06-15 01:19:26 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371640 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371844 2x+7y=34
x-3y=-9
2x+7y=34
2x-6y=-18
13y=52
    y=4
    x=3
18a+4a=10
4a=-8
a=-2
-6+4b=-2
  b=1
ab=-2]]> 2021-06-15 01:19:32 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371844 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371951 2x+7y=34
x-3y=-9
2x-6y=-18
13y=52
y=4
x=3
3a+4b=-2
18+4a=10
4a=-8
a=-2
-6+4b=-2
4b=4
b=1
ab=-2]]> 2021-06-15 01:19:35 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606371951 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606372044 각 식에 해를 대입시켜주면 
a+4=14
a=10
1+12b=13
b=1
a+b=11]]> 2021-06-15 01:19:37 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606372044 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606372501 2x+2-y=0
x-6=9x-3y

2x-y=-2
-8x+3y=6

8x-4y=-8
-8x+3y=6

y=2
x=0]]> 2021-06-15 01:19:52 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606372501 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606372627 a+4=14 a=10
1+12b=13
b=1
a+b=11]]> 2021-06-15 01:19:55 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606372627 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606372882 2021-06-15 01:20:02 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606372882 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606373275 4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:20:13 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606373275 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606373890 y = 6 - a
16 + 24 -4a = a
40 = 5a
a = 4
b = 2
4 - 2 = 2]]> 2021-06-15 01:20:31 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606373890 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606374057 2021-06-15 01:20:37 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606374057 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606374279 2x-y=-2          X3     6x-3y=-6
-8x+3y=6                -8x+3y=6
                               -2x=0    x=0
0-y=-2 y=2  ]]> 2021-06-15 01:20:43 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606374279 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606374573 2x+2-y=0
x-6=9x-3y
8x-3y=-6
8x-4y=-8
y=2
x=0]]> 2021-06-15 01:20:53 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606374573 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606374763 2021-06-15 01:20:59 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606374763 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375271 2021-06-15 01:21:14 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375271 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375506 y의 값이 x의 값의 3배이니
식으로 쓰면 y=3x
4x-3y=10 이니 연립시켜주면
4x-9x=10
-5x=10
 x=-2
 y=-6
x-y=a
(-2)-(-6)=4
a=4]]> 2021-06-15 01:21:22 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375506 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375665 2x+7y=34
x-3y=-9
2x-6y=-18

13y=52
y=4
x=3

3a+4b=-2
18+4a=10
a=-2
b=1
ab=-2]]> 2021-06-15 01:21:27 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375665 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375733 x = 1, y = 1
3p + q = 7
-p + 2q = -7

6p + 2q = 14
-p + 2q = -7
7p = 21

p = 3, q = -2
p + q = 1]]> 2021-06-15 01:21:29 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375733 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375794 2021-06-15 01:21:31 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375794 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375893 2021-06-15 01:21:33 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606375893 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606376086 ax+by=-2                              
2x+7y=34
 
x-3y=-9
6x+ay=10

2x+7y=34
x-3y=-9

2x+7y=34
2x-6y=-18

13y=52
y=4
x=3

a=1 b=-2
ab=-2                               ]]> 2021-06-15 01:21:40 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606376086 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606376433 3p+q=7
-p+2q=-7

6p+2q=14
-p+2q=-7

7p=21
p=3
q=-2
1]]> 2021-06-15 01:21:51 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606376433 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606376705 2021-06-15 01:22:00 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606376705 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606377037 2021-06-15 01:22:11 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606377037 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606378141 2021-06-15 01:22:47 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606378141 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606378320 2021-06-15 01:22:53 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606378320 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606378832 2(x+1)-y=0
x-6=3(3x-y)
2x+2-y=0
x-6=9x-y
x=0
y=2]]> 2021-06-15 01:23:09 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606378832 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606379056 4x-(x-2)=17
3x+2=17 3x=15 a=15]]> 2021-06-15 01:23:16 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606379056 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606379155 2x+2-y=0
2x-y=-2
x-6=9x-3y
-8x+3y=6
4(2x-y=-2)
-8x+3y=6
+8x-4y=-8]]> 2021-06-15 01:23:19 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606379155 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606381267 20102김다영
5x + 7y = 66
x : y = 3 : 1

5x + 7y = 66
x = 3y

15y + 7y = 66
22y = 66
y = 3

x = 9
mmmm...]]> 2021-06-15 01:24:25 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606381267 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606381494 2x]]> 2021-06-15 01:24:31 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606381494 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606382679 a+4=14   a=10
1+12b=13    12b=12  b=1
a+b=11]]> 2021-06-15 01:25:08 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606382679 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606382760 2x+2-y=0
x-6=9x-3y

2x-y=-2
-8x+3y=6

8x-4y=-8
-8x+3y=6

y=2
x=0]]> 2021-06-15 01:25:10 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606382760 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606382800 2x+7y=34 
x=3y=-9
2x-6y=-18
13y=52
ab=-2 
x=3

3a+4b=-2
8+4a=10
-6+4b=-2
4b=4
b=1
ab= -2

]]> 2021-06-15 01:25:12 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606382800 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606384260 2021-06-15 01:25:56 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606384260 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606384995 ax+y=5
-x+y=10
y=3x
-x+3x=10
2x=10
x=5/y=13
5a+ 15=5
5a=20
a=4]]> 2021-06-15 01:26:17 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606384995 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606385254 2(x+1)-y=0
x-6=3(3x-y)

2x-y=-2
x-6=9x-3y

2x-y=-2
-8x-3y=6

x=0
y=2


]]> 2021-06-15 01:26:25 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606385254 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606385799 3x-7=5
2x-6y=2
6x-14y=10
6x-18y=6
4y=4
y=1
x=4
x-y=3]]> 2021-06-15 01:26:41 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606385799 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386151 4x-3y=17 
+
-x+3y=-2
___________________________________
3x=15
a=5

]]> 2021-06-15 01:26:52 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386151 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386521 20124임우진]]> 2021-06-15 01:27:03 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386521 ccjablengers2 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386744 3x+y+2=-x-y
4x+2y=-2
4x+2y+1=-x-y
5x+3y=-1

두식을 대입하면
12x+6y=-6
10x+6y=-2
2x=-4
x=-2
y=3]]> 2021-06-15 01:27:09 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386744 yuna7933 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386755 2021-06-15 01:27:10 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386755 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386784 2021-06-15 01:27:11 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386784 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386845 -4x-2y=2      X3      -12x-6y=6
-5x-3y=1      X2        -10x-6y=2
                                   -2x=4     x=-2
10-3y=1 y=3]]> 2021-06-15 01:27:12 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606386845 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387075 2021-06-15 01:27:20 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387075 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387137 2x+2-y=0
2x-y=-2
x-6=9x-3y
-8x+3y=6
8x-4y=-8
-8x+3y=6
   -y=-2
     y=2
      x=0 

]]> 2021-06-15 01:27:22 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387137 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387153 2x+7y=34
x-3y=-9
2x-6y==-18 13y=52   y=4   x=3
3a+4b=-2
18+4a=10     4a=-8   a=-2
-6+4b=-2   4b=4  b=1
ab=-2]]> 2021-06-15 01:27:23 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387153 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387181 3p+q=7
-p+2q=-7

6p+2q=14
-p+2q=-7

7p=21
p=3
q=-2
1]]> 2021-06-15 01:27:23 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387181 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387485 -4x-2y=2
-5x-3y=1

-12x-6y=6
-10x-6y=2

-2x=4
x=-2
y=3]]> 2021-06-15 01:27:33 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387485 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387594 3x+y+2=-x-y
4x+2y=-2
4x+2y+1=-x-y
5x+3y=-1
12x+6y=-6
10x+6y=-2
2x=-4
x=-2
y=3]]> 2021-06-15 01:27:36 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387594 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387621 2021-06-15 01:27:36 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606387621 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606388428 y=3x
4x-9x=10
-5x=10
x=-2
y=-6
8]]> 2021-06-15 01:28:01 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606388428 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606388899 2021-06-15 01:28:15 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606388899 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606389595 3x-y=a
8x+4y=a
12x-4y=4a

20x=5a
a=8

6-y=8
y=-2
10]]> 2021-06-15 01:28:35 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606389595 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606389935 a+4=14
a=10
12b=12
b=1]]> 2021-06-15 01:28:46 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606389935 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606390496 2x+2=y
x-6=9x-3y
9x-3(2x+2)
9x-6x-6
-3x-6
2x+2=2
x=0,y=2]]> 2021-06-15 01:29:03 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606390496 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606392133 2021-06-15 01:29:55 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606392133 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606392780 2021-06-15 01:30:15 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606392780 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606393390 2021-06-15 01:30:35 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606393390 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606393494 2021-06-15 01:30:38 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606393494 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606393692 a=10
12b=12
b=1
a+b=10+1=11

]]> 2021-06-15 01:30:44 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606393692 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606393875 2021-06-15 01:30:50 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606393875 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606394838 -x-y=3x+y+2
-x-y=4x+2y+1
x=2
y=5]]> 2021-06-15 01:31:20 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606394838 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606395431 2x+2=y
x-6=9x-3y
9x-3(2x+2)  9x-6x-6  -3x=-6
2x+2=2 x=0 y=2]]> 2021-06-15 01:31:39 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606395431 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606396211 -4x-2y=2
-5x-3y=1

-12x-6y=6
-10x-6y=2

-2x=4
x=-2, y=3]]> 2021-06-15 01:32:01 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606396211 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606397235 2021-06-15 01:32:33 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606397235 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606397992 x-3y=-9
-
2x+7y=34

2x-6y=-18
-
2x+7y=34
___________________________________
13y=52
y=4
x=3

6x+ay=10
4a=-8
a=-2

ax+by=-2
4b=4
b=1
ab=-2]]> 2021-06-15 01:32:56 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606397992 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606400103 4x-3y=17
3y=x-2
4x-(x-2)=17
4x-x+2=17
3x=15
a=15]]> 2021-06-15 01:34:06 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606400103 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606402240 3x+y+2=-x-y
4x+2y=-2
4x+2y+1=-x-y  5x+3y=-1
12x+6y=-6  10x+8y=-2
2x=-4 x=-2 y=3]]> 2021-06-15 01:35:12 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606402240 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606402503 -x-y=3x+y+2
-2x-y=1

3x-y+2=4x+2y+1
-x-y=-1
x+y=1

-2x-y=1
x+y=1

x=-2 y=3

]]> 2021-06-15 01:35:21 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606402503 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606403590 2021-06-15 01:35:55 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606403590 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606404425 2021-06-15 01:36:24 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606404425 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606409997 20102김다영
2x + y = -2
x- y= 7
x = 3 이니까 엥]]> 2021-06-15 01:39:17 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606409997 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606410499 y = 3x
4x - 3(3x) = 10
-5x = 10
x = -2
y = -6
x - y = 4
a = 4


]]> 2021-06-15 01:39:31 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606410499 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606411454 2021-06-15 01:40:01 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606411454 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606415102 2021-06-15 01:41:56 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606415102 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606430381 2021-06-15 01:49:34 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606430381 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606435586 20102김다영]]> 2021-06-15 01:52:04 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606435586 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606466081 2x-y=-2
-8x+3y=6 

8x-4y=-8
+
-8x+3y=6
___________________________________
-y=-2
y=2
x=0]]> 2021-06-15 02:07:11 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606466081 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606486874 3x+2y+2=-x-y
4x+2y+1=-x-y

4x+3y=-2
-
5x+3y=-1
___________________________________
x=1
y=-2]]> 2021-06-15 02:17:29 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606486874 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606675093 3y=x
15y+7y=66
22y=66
y=3,x=9]]> 2021-06-15 04:01:08 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606675093 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606677944 2x+y=-2
x-y=a
연립하면 3x=-2+a
a=11]]> 2021-06-15 04:03:12 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606677944 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606683392 y=3x이므로 식에 대입하면 
ax+3x=-5
5a+15=-5
a=-4이므로 아래 식에 대입하면
ax+3x=5
-x=5
둘을 연립하면 x=-5이다]]> 2021-06-15 04:07:02 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606683392 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606686838 6x-14y=10
6x-18y=6 둘이 연립하면
4y=4
y=1,x=4 이다.그러므로 4-1=3이다]]> 2021-06-15 04:09:36 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606686838 https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606691636 3p+q=7
-p+2q=-7 둘을 연립하면
6p+2q=14
-p+2q=-7 이고 2q끼리 빼면
7p=21
p=3.q-2이다.3+(-2)=1이다]]> 2021-06-15 04:12:49 UTC https://padlet.com/yuna7933/4rzptxwbtw5akkqy/wish/1606691636