# data[].attributes.body
풀이과정을 쓰시오

# data[].attributes.body
풀이과정을 쓰시오

# data[].attributes.body
풀이과정을 쓰시오

# data[].attributes.body
풀이과정을 쓰시오

# data[].attributes.body
풀이과정을 쓰시오

# data[].attributes.body
2x+2x=8
4x=8
x=2
y=4

# data[].attributes.body
y=2x이므로
2x+ 2x= 8
4x=8
x=2
y=4

# data[].attributes.body
Y=2X
2X+Y=8
Y-2X=0
-Y-2X=-8
2Y=8
Y=4 x=2

# data[].attributes.body
y=2x 이므로
2x+2x=8
4x=8
x=2 y=4

# data[].attributes.body
2x + 2x = 8
4x = 8
x = 2
y = 4

# data[].attributes.body
2x2x=8
4x=8
x=2
y=2

# data[].attributes.body
2x+2x=8
4x=8
x=2
y=2x
y=4

# data[].attributes.body
2x+2x=8
4x=8
X=2 Y=4

# data[].attributes.body
5x + 2(2x+5) = 10
5x + 4x + 10 = 10
9x = 0
x = 0
y = 5

# data[].attributes.body
4x=8
x=2
y=4

# data[].attributes.body
2x+2x=8
4x=8
x=2
y=4
x=2 y=4

# data[].attributes.body
2x+2x=8
4x=8
x=2
y=2x
y=2x2
y=4 x=2,y=4

# data[].attributes.body
5x+2(2x+5)=10
5x+4x+10=10
9x=10-10
x=0
y=5

# data[].attributes.body
y=2x+5 이므로
5x+ 2(2x+5)=10
5x+4x+10=10
9x=0
x=0
y=5

# data[].attributes.body
5x+2(2x+5)=10
5x+4x+10=10
9x+0
x=0             y=5

# data[].attributes.body
3x -(x-2) = 10
3x - x + 2 = 10
2x = 8
x = 4
y = 2

# data[].attributes.body
y=2x=5 이므로
5x+2(2x+5)=10
5x+4x+10=10
9x+10=10
9x=0
x=0 y=5

# data[].attributes.body
y=x-2이므로
3x-(x-2)=10
3x-x+2=10
2x=8
x=4
y=2

# data[].attributes.body
-(2y+3) + 7y = -8
-2y - 3 + 7y = -8
5y = -5
y = -1
x = -2 + 3
x = 1

# data[].attributes.body
y=2x x=2
2x+y=8 y=4

2x+2x=8
4x=8
x=2

y=2X2
y=4

# data[].attributes.body
5x+2(2x+5)=10
5x+4x+10=10
9x=10
x=0
y=5

# data[].attributes.body
5x+2(2x+5)=10
5x+4x+10=10
9x=10-10
9x=0
x=0
y=2x+5
y=o+5
y=5

# data[].attributes.body
5x+2(2x+5)=10
5x+4x+10=10
x=0
y=5

# data[].attributes.body
2x+2x=8
4x=8
x=2
y=4

# data[].attributes.body
3x-(x-2)=10
3x-x+2=10
2x=10-2
x=4
y=2

# data[].attributes.body
3x-(x-2)=10
3x-x+2=10
2x=8
x=4        y=2

# data[].attributes.body
2번식 : -x = -2 - 3y
= x = 2+3y
4(2+3y) - 3y = 17
8 + 12y - 3y = 17
9y = 9
y = 1
4x - 3 = 17
x = 5

# data[].attributes.body
y-2x=5
2y+5x=10
2y-4x=10
2y+5x=10
-9x=0
x=0 y=5

# data[].attributes.body
x=2y+3 이므로
-(2y+3)+ 7y=-8
-2y-3+7y=-8
5y=-5
y=-1
x=1

# data[].attributes.body
y=x-2 이므로
3x-(x-2)=10
3x-x+2=10
2x+2=10
2x=8
x=4 y=2

# data[].attributes.body
-(2y+3)+7y=-8
-2y-3+7y=-8
5y=-5
y=-1 x=1

# data[].attributes.body
3y=x-2 이므로 이를 대입하면
4x-(x-2)=17
4x-x+2=17
3x=15
x=5
y=1

# data[].attributes.body
3x-x+2=10
2x=8
x=4
y=2

# data[].attributes.body
3x-x+2=10
2x=8
x=4
y=2

# data[].attributes.body
-(2y+3)+7y=-8
-2y-3+7y=-8
5y=-8+3
y=-1
x=1

# data[].attributes.body
2x+2x=8
4x=8
x=2
y=4

# data[].attributes.body
3x-(x-2)=10
3x-x+2=10
2x+2=10
2x=10-2
2x=8
x=4
y=4-2
y=2

# data[].attributes.body
5x+2(2x+5)=10
5x+4x+10=10
9x=0
x=0
y=2x+5
y=5 x=0,y=5

# data[].attributes.body
x=2y+3 이므로
-(2y+3)+7y=-8
-2y-3+7y=-8
5y=-5
y=-1 x=1

# data[].attributes.body
5ㅌ+2(2x+5)=10
5x+4x10=10
9x=0
x=0
y=5

# data[].attributes.body
-2y-3+7y=-8
5y=-5
y=-1
x=1

# data[].attributes.body
2  x + 2 x = 8
4 x = 8
x = 2
y = 4

# data[].attributes.body
5x+2(2×+5)=10
5x+4x+10=10
9x+10=10
9x=10-10
9x=0
x=0
y=5

# data[].attributes.body
2x2x =8
4x =8
x =2
y =2

# data[].attributes.body
y=2x+5 x=0
5x+2y=10 y=5

5x+2(2x+5)=10
5x+4x+10=10
9x=0
x=0

y=0+5
y=5

# data[].attributes.body
-2y-3+7y=-8
5y=-5
y=-1
x=1

# data[].attributes.body
2x+2x=8
4x=8
x=2

# data[].attributes.body
y=2x
2x+2x=8
4x=8
x=2,y=4

# data[].attributes.body
-x=-2-3y
x=2+3y
4(2+3y)-3y=17
8+12y-3y=17
9y=17-8
y=1
x=5

# data[].attributes.body
4x-3y=17  3y=4x-17 대입
4x-17=x-2
3x=15 x=5 y=1

# data[].attributes.body
5x+4x+10=10
9x=0
x=0
y=0+5
y=5
x=0 y=5

# data[].attributes.body
4x-(x-2)=17
4x-x+2=17
3x=15
x=5 y=1

# data[].attributes.body
3x-y=10
y-x=-2
3x-y=10
x-y=2
3x-y=10
-2x=-8
x=4 y=2

# data[].attributes.body
-(2y+3)+7y=-8
-2y-3+7y=-8
5y=-8+3
5y=15
y=-1
x=-2+3
x=1

# data[].attributes.body
y=2x
2x+2x=8
4x=8
x=2
y=4

# data[].attributes.body
x=3y+2 이므로
4(3y+2)-3y=17
12y+8-3y=17
9y=9
y=1 x=5

# data[].attributes.body
5x + 2(2x+5) = 10
5x + 4x + 10 = 10
9x = 0
x = 0
y = 5

# data[].attributes.body
y=2x+5
5x+2(2x+5)=10
5x+4x+10=10
9x=0
x=0,y=5

# data[].attributes.body
x=2y+3
-(2y+3)+7y=-8
-2y-3+7y=-8
5y=-5
y=-1
x=1

# data[].attributes.body
3x-x+2=10
2x=8
x=4
y=2
x=4 y=2

# data[].attributes.body
y=2x+5
5x+2(2x+5)=10

5x+4x+10=10

9x=0

x=0, y=5

# data[].attributes.body
-2y-3+7y=-8
5y=-5
y=-1
x=1
x=1 y=-1

# data[].attributes.body
5 x + 2 ( 2 x +  5 ) = 10
5 x + 4 x + 10 = 10
9 x = 10 - 10
x = 0
y = 5

# data[].attributes.body
x=3y+2
4(3y+2)-3y=17
12y+8-3y=17
9y=17-8
9y=9
y=1x=3+2
x=5

# data[].attributes.body
3x-(x-2)=10
3x-x+2=10
2x=8
x=4
y=x-2
y=4-2
y=2 x=4,y=2

# data[].attributes.body
x=2y+8
-x+7y=-8
x-2y=8
x-7y=8
5y=0
y=0 x=8

# data[].attributes.body
3x-(x-2)=10
3x-x+2=10
2x=10-2
2×=8
x=4
y=2

# data[].attributes.body
3x-(x-2)=10
3x-x+2=10
2x=8
x=4,y=2

# data[].attributes.body
4x-x+2=17
3x=15
x=5
3y=3
y=1
x=5 y=1

# data[].attributes.body
3x-(x-2)=10
3x-x+2=10
2x=8
X=4 y=2

# data[].attributes.body
3x -(x-2) = 10
3x - x + 2 = 10
2x = 8
x = 4
y = 2

# data[].attributes.body
4x-x+2=17
3x=15
x=5
y=1

# data[].attributes.body
_(2y+3)+7y=-8
-2-3+7y=-8
5y=-5
x=1,y=-1

# data[].attributes.body
y=x-2
3x-(x-2)=10

3x-x+2=10

2x=8

x=4, y=2

# data[].attributes.body
3 x - ( x - 2 ) = 10
3 x - x + 2 = 10
2 x = 10 - 2
x = 4
y = 2

# data[].attributes.body
5x+2(2x+5)=10
5x+4x+10=10
9x=0
x=0 y=5

# data[].attributes.body
-(2y+3) + 7y = -8
-2y - 3 + 7y = -8
5y = -5 y = -1
x = -2 + 3
x = 1

# data[].attributes.body
4x-x+2=17
3x=15
x=5
3y=3
y=1
x=5,y=1

# data[].attributes.body
-2y-3+7y=-8
5y=-8+3
5y=-5
y=-1
x=1

# data[].attributes.body
- ( 2 y + 3 )  + 7 y = - 8
- 2 y - 3 + 7 y = - 8