Question

2х+17=22+3х;
18+3х=х+14;
25-4х=12-15х
Решите уравнения!!!

Answer 1

2х+17=22+3х
17-22=3х-2х
х=-5  

18+3х=х+14
3х-х=14-18
2х=-4
х=-2

25-4х=12-15х
-4х+15х=12-25
11х=13
х=13:11