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-(2x+2)= -4x+6
-2x-2=-4x+6 |+2x
-2=-2x+6 |-6
-8=-2x | :(-2)
x=4
b)
2(x-4)= -4x+2
2x-8=-4x+2 |+4x
6x-8=2 |+8
6x=10 | :6
x=
x= 1
x=1
c)
3(x-1)= 2(2-2x)
3x-3=4-4x |+4x
7x-3=4 |+3
7x=7 | :7
x=1
2x=8
x=4
b) 2x-8=-4x+2
6x=10
x=10/6=5/3
c) 3x-3=4-4x
7x=7
x=1