https://padlet.com/yuna7933/lbwssh2mcqjmudge 학번 이름을 먼저 적어주세요 en-us 2021-06-03 02:06:44 UTC 2024-11-21 10:35:08 UTC hello@padlet.com https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055527 2021-06-07 05:15:21 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055527 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055626 2x+3y=8
4x+2y=8
4y=8
y=2

2x+6=8
2x=2
x=1]]> 2021-06-07 05:15:24 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055626 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055642 2x+3y=8
4x+2y=8

4x+6y=16
4x+2y=8 4y=8 y=2 x=1]]> 2021-06-07 05:15:24 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055642 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055721 2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
4y=8
y=2
x=1]]> 2021-06-07 05:15:27 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055721 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055766 2x+3y=8
4x+2y=8
4x+6y=16
4y=8
y=2
2x+6=8
2x=2
x=1]]> 2021-06-07 05:15:29 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055766 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055787 4y=8
y=2
x=1]]> 2021-06-07 05:15:29 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055787 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055900 2x+3y=8
4x+6y=16
4x+2y=8
4y=8
y=2
x=1]]> 2021-06-07 05:15:33 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055900 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055913 2x+3y=4x+2y=8
2x+3y=8
4x+2y=8
2x+3y=8
2x+y=4
2y=4 
y=2
x=1]]> 2021-06-07 05:15:33 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589055913 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589056026 2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
       y=2
y=2,x=1]]> 2021-06-07 05:15:35 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589056026 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589056364 2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
y=2
y=2,x=1

]]> 2021-06-07 05:15:43 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589056364 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589056752 2x+3y=4x+2y
4x+2y=8
-2x+y=0
4x+2y=8
-4x+2y=0
8x=8
x=1
y=2 ]]> 2021-06-07 05:15:54 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589056752 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589058358 2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
4y=8
y=2
2x+6=8
x=2]]> 2021-06-07 05:16:41 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589058358 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589058652 2x+3y=8     4x+6y=16
4x+2y=8   -4x-2y=-8
y=2 x=1
4y=8      2x+3y=8
y=2         2x+6=8
2x=2 x=1]]> 2021-06-07 05:16:46 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589058652 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589058948 2x+3y=8
4x+2y=8

4x+6y=16
4x+2y=8
2y=8
y=4




]]> 2021-06-07 05:16:55 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589058948 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589059093 6x-2y=-18
3x+2y=-18
9x=36
x=4
12+2y=-18
2y=6
y=3]]> 2021-06-07 05:17:00 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589059093 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589059244 6x-2y=3x+2y=-18
6x-2y=-18
3x+2y=-18
3x-y=-9
3x+2y=-18
-3y=9
y=-3
x=-4]]> 2021-06-07 05:17:05 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589059244 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589059913 6x-2y=-18
3x+2y=-18
9x       =-36
x=-4,y=-3]]> 2021-06-07 05:17:25 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589059913 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060258 6x-2y=-18
3x+2y=-18

9x=-36 x=-4 y=-3]]> 2021-06-07 05:17:35 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060258 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060470 6x-2y=-18
3x+2y=-18
9x=-36
x=-4
-12+2y=-18
2y=-6
y=-3]]> 2021-06-07 05:17:41 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060470 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060514 2 x + 3 y = 4  x + 2 y = 8
2 x + 3 y = 8
4 x + 2 y = 8
2 x +  3 y = 8
2 x + y = 4
2 y = 4
y = 2
x = 1]]> 2021-06-07 05:17:42 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060514 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060963 6x-2y=-18
3x+2y=-18
3x-y=-9
3x+2y=-18
-3y=9
y=-3
x=-4]]> 2021-06-07 05:17:54 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060963 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060970 3x+2y=-18
6x+4y=-32
6x-2y=-18
6y=-18
y=-3
x=-4]]> 2021-06-07 05:17:54 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589060970 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589061642 2x+3y=8
4x+2y=8

4x+6y=16
4x+2y=8

4y=8
y=2
x=1]]> 2021-06-07 05:18:08 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589061642 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589061693 2x+3y=4x+2y=8
2x+3y=8
4x+2y=8
2x+3y=8
2x+y=4
2y=4 
y=2
x=1]]> 2021-06-07 05:18:10 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589061693 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589061945 2021-06-07 05:18:18 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589061945 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589062431 3x-6y=2x-8y=12
3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1
x=2]]> 2021-06-07 05:18:33 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589062431 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589062497 3x+2y=18        
6x+4y=32       
  6y=-18
y=-3]]> 2021-06-07 05:18:35 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589062497 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589062710 6x-2y=3x+2y=-18
6x-2y=-18
3x+2y=-18
3x-y=-9
3x+2y=-18
-3y=9
y=-3
x=-4]]> 2021-06-07 05:18:42 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589062710 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589063792 2x+3y=8
4x+2y=8
위의 식에 2를 곱하고 두 식을 뺀다
4x+6y=16
-4x-2y=-8
x=1 y=2]]> 2021-06-07 05:19:16 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589063792 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064062 2x+3y=4x+2y
4x+2y=8
-2x+y=0
4x+2y=8
-4x+2y=0
8x=8
x=1 y=2]]> 2021-06-07 05:19:25 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064062 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064117  3x-4y=0
3x+2y=-18
-6y=18
y=-3
x=-4 ]]> 2021-06-07 05:19:27 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064117 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064337 3x-6y=12
2x-8y=12

6x-12y=24
6x-24y=36
12y=-12 y=-1 x=2]]> 2021-06-07 05:19:33 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064337 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064637 -x-y=3x+y+2=4x+2y+1
-x-y=3x+y+2
3x+y+2=4x+2y+1
-4x-2y=2
-x-y=-1
-2x-y=1
-x-y=-1
-x=2
x=-2
y=3]]> 2021-06-07 05:19:43 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064637 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064748 3x-6y=12
2x-8y=12
6x-12y=24
6x-24y=36
12y=-12
y=-1
3x+6=12
3x=6
x=2]]> 2021-06-07 05:19:47 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064748 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064792 3x-6y=12
2x-8y=12
6x-12y=24
6x-24y=36
      12y=-12
y=-1,x=2

]]> 2021-06-07 05:19:49 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064792 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064866 6x-12x=24
6x-24y=36
12y=-12
y=-1
x=2]]> 2021-06-07 05:19:51 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589064866 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589065081 2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
4y=8
y=2
x=1]]> 2021-06-07 05:19:58 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589065081 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589065849 6x-2y=-18
3x+2y=-18

6x-2y=-18
6x+4y=-36

-6y=18
y=-3
x=-4]]> 2021-06-07 05:20:24 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589065849 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589066357 6x-2y=-18
3x+2y=18
3x=2y=-18
3x-y=-9
3x+2y

]]> 2021-06-07 05:20:42 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589066357 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589066465 3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=1, x=2]]> 2021-06-07 05:20:45 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589066465 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589066741 2021-06-07 05:20:54 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589066741 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589066774 6x-2y=-18
3x+2y=-18
두 식을 더한다
x=-4 y=-3]]> 2021-06-07 05:20:56 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589066774 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589067059 9x=-36
x=-4
y=-3]]> 2021-06-07 05:21:03 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589067059 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589067294 2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
4y=8
y=2 x=1]]> 2021-06-07 05:21:11 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589067294 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589067478 3x-6y=12
2x-8y=12
6x-12y=24
6x-24y=36
12y=12
y=1
3x=6
x=2]]> 2021-06-07 05:21:17 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589067478 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589067909 x+2y=0
2x-8y=12
2x+4y=0
2x-8y=12
12y=-12
y=-1
x=2]]> 2021-06-07 05:21:31 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589067909 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589068238 4x+2y=-2
5x+3y=-1
12x+6y=-6
10x+6y=-2
2x=-4
x=-2
y=5]]> 2021-06-07 05:21:42 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589068238 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589068469 3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1
x=2]]> 2021-06-07 05:21:50 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589068469 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589069377  3x-4y=0
3x+2y=-18
-6y=18
y=-3 x=-4]]> 2021-06-07 05:22:17 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589069377 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589069918 6x-2y=-18
3x+2y=-18
6x-2y=-18
6x+4y=-36
9x=-36
x=-4
y=-3]]> 2021-06-07 05:22:34 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589069918 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589070199 -x-y=3x+y+2
3x+y+2=4x+2y+1
-x-y=-1
-4x-2y=2
-2x-2y=-2
-2x=4
x=-2
2-y=-1
y=3]]> 2021-06-07 05:22:43 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589070199 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589070315 -x-y=4x+2y+1
3x+y+2=4x+2y+1
-5x-3y=1
-x-y=1
-5x-3y=1
-5x-5y=5
       2y=-4
y=-2,x=1]]> 2021-06-07 05:22:47 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589070315 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589070904 6x-12x=24
6x-24y=36
12y=-12
y=-1 x=2]]> 2021-06-07 05:23:07 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589070904 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071087 2(2x+3y=8)
4x+2y=8

4x+6y=16
4x+2y=8
4y=8
y=2,x=1]]> 2021-06-07 05:23:13 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071087 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071218 4 y = 8
y = 2
x = 1]]> 2021-06-07 05:23:18 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071218 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071485 6x-2y=-18
3x+2y=-18
9x=-36
x=-4 y=-3]]> 2021-06-07 05:23:28 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071485 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071588 -4x-2y=2
-x-y=-1
-4x-2y=2
-2x-2y=-2
-2x=4
x=-2
y=3 ]]> 2021-06-07 05:23:32 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071588 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071668 4x+2y=-2
5x+3y=-1
12x+6y=-6
10x+6y=-2
2x=-4
x=-2
y=5]]> 2021-06-07 05:23:34 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589071668 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589072037 3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1
x=2]]> 2021-06-07 05:23:48 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589072037 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589072835 3x-6y=12
2x-8y=12

6x-12y=24
6x-24y=36

12y=-12
y=-1
x=2]]> 2021-06-07 05:24:15 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589072835 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073497 3x+6y=12
2x+8y=12
위 식에는 2를 아래 식에는 3을 곱하고,두 식을 뺀다
6x+12y=24
-6x-24y=-36
 x=2 y=-1]]> 2021-06-07 05:24:36 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073497 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073665 4 y = 8
y = 2
x = 1]]> 2021-06-07 05:24:41 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073665 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073678 6x-2y=-18
3x+2y=-18
9x=36
x=-4
y=-3]]> 2021-06-07 05:24:41 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073678 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073732 4x+2y=-2
5x+3y=-1
12x+6y=-6
10x+6y=-2
2x=-4
x=-2 y=5]]> 2021-06-07 05:24:44 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073732 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073891 4x+2y+1=-x-y
3x+y+2=-x-y
5x+3y=-1
3x+2y=-2
5x=-2
3x=-6
2x=4
x=2
y=3]]> 2021-06-07 05:24:49 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589073891 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589074665 9 x = - 36
x = -  4
y = - 3]]> 2021-06-07 05:25:18 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589074665 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589074701 2021-06-07 05:25:20 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589074701 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589075139 3x-6y=2x-8y=12
3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1
x=2]]> 2021-06-07 05:25:36 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589075139 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589075631 -x-y=3x+y+2=4x+2y+1
-x-y=3x+y+2
3x+y+2=4x+2y+1
-4x-2y=2
-x-y=-1
-2x-y=1
-x-y=-1
-x=2
x=-2
y=3]]> 2021-06-07 05:25:55 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589075631 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589076617 -x-y=3x+y+2
-x-y=4x+2y+1

-4x-2y=2
-5x-3y=1
-12x-6y=6
-10x-6x=2
-2x=4
x=-2
y=3]]> 2021-06-07 05:26:31 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589076617 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589077128 2x+3y=8
4x+2y=8
       4x+6y=16
     - 4x+2y=8
             4y=8    y=2
2x+6=8
x=1 x=1,y=2]]> 2021-06-07 05:26:50 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589077128 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589077186 3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1 x=2]]> 2021-06-07 05:26:52 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589077186 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589078640 4 x +  2 y = - 2
5 x + 3 y = - 1
12 x + 6 y =  - 6
10 x  + 6 y = - 6
2 x = - 4
x = - 2
y = 5]]> 2021-06-07 05:27:46 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589078640 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589078780 2021-06-07 05:27:51 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589078780 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589079044 6x-2y=-18
3x+2y=-18
9x=-36
x=-4 ,y=-3]]> 2021-06-07 05:27:59 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589079044 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589081218 3x-4y =0
3x+2y =-18
-6y=18
y -3 x =-4]]> 2021-06-07 05:29:12 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589081218 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589081586 3x+y+2=-x-y
4x+2y+1=-x-y
두 식을 정리하면
4x+2y=-2
5x+3y=-1
위 식에는 3을 아래식에는 2를 곱하고,두 식을 뺀다
12x+6y=-6
-10x-6y=+2
x=-2 y=3

]]> 2021-06-07 05:29:26 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589081586 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589082583 2021-06-07 05:30:03 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589082583 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589083164 -x-y=3x+2
3x+y+2=4x+2y=1
-4x-2y=2
-2x-y=1
-x-y=-1
x=-2
y=3]]> 2021-06-07 05:30:24 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589083164 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589083406 -x-y=3x+y+2
3x+y+2=4x+2y+1
-4x-2y=2
-2x-y=1
-x-y=-1
-x=2
x=-2 y=3]]> 2021-06-07 05:30:32 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589083406 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589084136      6x-2y=-18
  + 3x+2y=-18
     9x      =-36
        x=-4
-12+2y=-18
           y=-3 x=-4,y=-3]]> 2021-06-07 05:30:58 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589084136 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589084167 3x-6y=12
2x-8=12
y=-1
x=2]]> 2021-06-07 05:30:59 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589084167 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589084260 2021-06-07 05:31:03 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589084260 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589084573 4 x + 2 y = - 2
5 x + 3 y = - 1
12 x + 6 y = - 6
10 x + 6 y = - 2
2 x = - 4
x = - 2
y = 5]]> 2021-06-07 05:31:12 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589084573 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589086470 2021-06-07 05:32:15 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589086470 https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589095727 3x-6y=12
2x-8y=12
     x-2y=4
   - x-4y=6
        2y=-2     y=-1
x+2=4
x=2 x=2,y=-1]]> 2021-06-07 05:37:30 UTC https://padlet.com/yuna7933/lbwssh2mcqjmudge/wish/1589095727