1)5х-22=х+22
5х - х = 22+22
4х = 44
х = 11
2) 5х+10=11х-22
5х +11х = -10-22
16х = -32
х = -2
3) 2х+20=3х-30
2х-3х = -30-20
-х = -50
х = 50
4) 2х-5 - х +2 = 7
2х -х = 5-2+7
х=10
5) х+12 = 4х-6
х - 4х = -6 - 12
-3х = -18
х = 6
6) х+2 - 2х = 0,5
-х = 0,5-2
х = 1,5