4 (х+3)-х=33 5х-6(0,5х+2)=4

Question

4 (х+3)-х=33 5х-6(0,5х+2)=4

Answer 1

4х+12-х=33
3х+12=33
3х=33-12
3х=21
х=21:3
х=7

5х-3х-12=4
2х-12=4
2х=4+12
2х=16
Х=16:2
Х=8