Question

19) 5х+ 3 = 4х +22
20) 2 + 2х = х +24
21) 5 + 7х =26 + 6х

Answer 1

19) 5х+ 3 = 4х +22~5x-4x=22-3~x=19

20) 2 + 2х = х +24 ~2x-x=24-2~x=22

21)5 + 7х =26 + 6х~7x-6x=26-5~x=21

Answer 2

5х+3=4х+22
5х-4х=22-3
х=19

2+2х=х+24
2х-х=24-2
х=22

5+7х=26+6х
7х-6х=26-5
х=21