Question

решите уравнение 1-(7x+3)=2x-8

Answer 1

1-7х-3=2х-8
-7х-2х=3-1-8
-9х=-6
х=6/9=2/3
х=2/3

Answer 2

1-7х-3=2х-8
-2х-7х=-1+3-8
-9х=-6
х=9:6
х=1.5