9(2y-1)-2(5+3y)-(y-8)
18y-9-10-6y-y+8
11y-11
-2(2-5x)=2(x-3)-5
-4+10x=2x-6-5
10x-2x=-6-5+4
8x= -7
x= -7/8
-(3y+7)=8-2(8-y)
-3y-7=8-16+2y
-3y-2y=8-16+7
-5y= -1
y=1/5
4x -2(x+7)=2(3-x)
4x-2x-14=6-2x
2x-14=6-2x
2x+2x=6+14
4x=20
x=5
