Question

Помогите решить данное уравнение

Answer 1

4(-7-х)-5х=8
-28 - 4х - 5х = 8
-9х = 8 + 28
-9х = 36
9х = -36
х = -36 : 9
х = -4

Answer 2

-28-4x-5x=8
-9x=8+28
x=36÷(-9)
x=-4