4x+3=2x
6-5x=-2x+9
2(x+1)=3
9-2(3-4x)=-2x+1

4х-2=-32х=-3х=-3:2х=-1,5.______-5х+2х=9-6-3х=3х=3:(-3)х=-1_________2х+2=32х=3-22х=1х=1:2х=1,5________9-6+8х=-2х+18х+2х=1-9+610х=-2х=-2:10х=-0,2