1) 3(x-2)=x+2
2) 5-2(x-1)=4-x
3) (7x+1)-(9x+3)=5

1) 3х-6=х+2 3х-х=2+6 2х=8 х=4 2) 5-2х+2=4-х-2х+х=4-5-2 -х=-3 х=3. 3) 7х+1-9х-3=5 7х-9х=5-1+3 -2х=7 х=-3,5