Question

Ураанение х-4(9-х)==3х+2

Answer 1

х - 4 ( 9 - х ) = 3х + 2
х - 36 + 4х = 3х + 2
5х - 36 = 3х + 2
5х - 3х = 2 + 36
2х = 38
х = 19

Answer 2

х-4(9-х)=3х+2
х-36+4х=3х+2
5х-36=3х+2
-36+5х=3х+3х
5х-3х=2+36
2х=38
х=19