Question

-4х+3=-2х;6+5х=2х+9;-4(3-х)=2х+7

Answer 1

-4х+3=-2х
-4х+2х=-3
-2х=-3
х=1,5
6+5х=2х+9
5х-2х=9-6
3х=3
х=1
-4(х-3)=2х+7
-4х+12=2х+7
-4х-2х=7-12
-6х=-5
х=5/6