11+2x=55+3x
2x-3x=55-11
-x=44
x-44
-15-3x=-7x+45
-3x+7x=45+15
4x=60
x=25
-3x-17=8x-105
-3x-8x=-105+17
-11x=-88
x=8
2(2+y)=19-3y
4+2y=19-3y
2y+3y=19-4
5y=15
y=3
(4-c)+2(c-3)=-13
4-c+2c-6=-13
c=11
-3(3b+1)-12=12
-9b-3-12=12
-9b=-27
b=3
