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

2x+6=8
2x=2
x=1

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

4x+6y=16
4x+2y=8 4y=8 y=2 x=1

# data[].attributes.body
2x+3y=8
4x+2y=8
4x+6y=16
4y=8
y=2
2x+6=8
2x=2
x=1

# data[].attributes.body
2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
4y=8
y=2
x=1

# data[].attributes.body
4y=8
y=2
x=1

# data[].attributes.body
2x+3y=8
4x+6y=16
4x+2y=8
4y=8
y=2
x=1

# data[].attributes.body
2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
y=2
y=2,x=1

# data[].attributes.body
2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
y=2
y=2,x=1

# data[].attributes.body
2x+3y=4x+2y=8
2x+3y=8
4x+2y=8
2x+3y=8
2x+y=4
2y=4
y=2
x=1

# data[].attributes.body
2x+3y=4x+2y
4x+2y=8
-2x+y=0
4x+2y=8
-4x+2y=0
8x=8
x=1
y=2

# data[].attributes.body
2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
4y=8
y=2
2x+6=8
x=2

# data[].attributes.body
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

# data[].attributes.body
2x+3y=8
4x+2y=8
위의 식에 2를 곱하고 두 식을 뺀다
4x+6y=16
-4x-2y=-8
x=1 y=2

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

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

# data[].attributes.body
6x-2y=-18
3x+2y=-18
9x=36
x=4
12+2y=-18
2y=6
y=3

# data[].attributes.body
6x-2y=3x+2y=-18
6x-2y=-18
3x+2y=-18
3x-y=-9
3x+2y=-18
-3y=9
y=-3
x=-4

# data[].attributes.body
6x-2y=-18
3x+2y=-18
9x       =-36
x=-4,y=-3

# data[].attributes.body
6x-2y=-18
3x+2y=-18

9x=-36 x=-4 y=-3

# data[].attributes.body
6x-2y=-18
3x+2y=-18
9x=-36
x=-4
-12+2y=-18
2y=-6
y=-3

# data[].attributes.body
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

# data[].attributes.body
3x+2y=-18
6x+4y=-32
6x-2y=-18
6y=-18
y=-3
x=-4

# data[].attributes.body
6x-2y=-18
3x+2y=-18
3x-y=-9
3x+2y=-18
-3y=9
y=-3
x=-4

# data[].attributes.body
2x+3y=4x+2y=8
2x+3y=8
4x+2y=8
2x+3y=8
2x+y=4
2y=4
y=2
x=1

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

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

4y=8
y=2
x=1

# data[].attributes.body
2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
4y=8
y=2 x=1

# data[].attributes.body
3x+2y=18
6x+4y=32
6y=-18
y=-3

# data[].attributes.body
3x-6y=2x-8y=12
3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1
x=2

# data[].attributes.body
6x-2y=3x+2y=-18
6x-2y=-18
3x+2y=-18
3x-y=-9
3x+2y=-18
-3y=9
y=-3
x=-4

# data[].attributes.body
3x-4y=0
3x+2y=-18
-6y=18
y=-3
x=-4

# data[].attributes.body
6x-2y=-18
3x+2y=-18
두 식을 더한다
x=-4 y=-3

# data[].attributes.body
2x+3y=4x+2y
4x+2y=8
-2x+y=0
4x+2y=8
-4x+2y=0
8x=8
x=1 y=2

# data[].attributes.body
3x-6y=12
2x-8y=12

6x-12y=24
6x-24y=36
12y=-12 y=-1 x=2

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

4x+6y=16
4x+2y=8
4y=8
y=2,x=1

# data[].attributes.body
-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

# data[].attributes.body
3x-6y=12
2x-8y=12
6x-12y=24
6x-24y=36
12y=-12
y=-1,x=2

# data[].attributes.body
3x-6y=12
2x-8y=12
6x-12y=24
6x-24y=36
12y=-12
y=-1
3x+6=12
3x=6
x=2

# data[].attributes.body
6x-12x=24
6x-24y=36
12y=-12
y=-1
x=2

# data[].attributes.body
2x+3y=8
4x+2y=8
4x+6y=16
4x+2y=8
4y=8
y=2
x=1

# data[].attributes.body
3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=1, x=2

# data[].attributes.body
6x-2y=-18
3x+2y=-18

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

-6y=18
y=-3
x=-4

# data[].attributes.body
6x-2y=-18
3x+2y=18
3x=2y=-18
3x-y=-9
3x+2y

# data[].attributes.body
9x=-36
x=-4
y=-3

# data[].attributes.body
3x-6y=12
2x-8y=12
6x-12y=24
6x-24y=36
12y=12
y=1
3x=6
x=2

# data[].attributes.body
6x-2y=-18
3x+2y=-18
9x=-36
x=-4 y=-3

# data[].attributes.body
x+2y=0
2x-8y=12
2x+4y=0
2x-8y=12
12y=-12
y=-1
x=2

# data[].attributes.body
4x+2y=-2
5x+3y=-1
12x+6y=-6
10x+6y=-2
2x=-4
x=-2
y=5

# data[].attributes.body
3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1
x=2

# data[].attributes.body
3x-4y=0
3x+2y=-18
-6y=18
y=-3 x=-4

# data[].attributes.body
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

# data[].attributes.body
6x-2y=-18
3x+2y=-18
6x-2y=-18
6x+4y=-36
9x=-36
x=-4
y=-3

# data[].attributes.body
-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

# data[].attributes.body
-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

# data[].attributes.body
4 y = 8
y = 2
x = 1

# data[].attributes.body
6x-2y=-18
3x+2y=-18
9x=36
x=-4
y=-3

# data[].attributes.body
6x-12x=24
6x-24y=36
12y=-12
y=-1 x=2

# data[].attributes.body
-4x-2y=2
-x-y=-1
-4x-2y=2
-2x-2y=-2
-2x=4
x=-2
y=3

# data[].attributes.body
4x+2y=-2
5x+3y=-1
12x+6y=-6
10x+6y=-2
2x=-4
x=-2
y=5

# data[].attributes.body
3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1
x=2

# data[].attributes.body
3x-6y=12
2x-8y=12

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

12y=-12
y=-1
x=2

# data[].attributes.body
4 y = 8
y = 2
x = 1

# data[].attributes.body
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

# data[].attributes.body
4x+2y=-2
5x+3y=-1
12x+6y=-6
10x+6y=-2
2x=-4
x=-2 y=5

# data[].attributes.body
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

# data[].attributes.body
3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1 x=2

# data[].attributes.body
9 x = - 36
x = -  4
y = - 3

# data[].attributes.body
3x-6y=2x-8y=12
3x-6y=12
2x-8y=12
x-2y=4
x-4y=6
2y=-2
y=-1
x=2

# data[].attributes.body
6x-2y=-18
3x+2y=-18
9x=-36
x=-4 ,y=-3

# data[].attributes.body
-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

# data[].attributes.body
-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

# data[].attributes.body
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

# data[].attributes.body
-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

# data[].attributes.body
3x-4y =0
3x+2y =-18
-6y=18
y -3 x =-4

# data[].attributes.body
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

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

# data[].attributes.body
3x-6y=12
2x-8=12
y=-1
x=2

# data[].attributes.body
6x-2y=-18
+ 3x+2y=-18
9x      =-36
x=-4
-12+2y=-18
y=-3 x=-4,y=-3

# data[].attributes.body
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

# data[].attributes.body
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