Question

решите уравнение − 3x + 1 − 3(x + 3) = − 2(1 − x) + 2

Answer 1

− 3x + 1 − 3(x + 3) = − 2(1 − x) + 2
-3х+1-3х-9=-2+2х+2
-3х-3х-2х=-2+2-1+9
-8х=8
х=-1