Question

Решите уравнение -11(3-x)+12=-7(x+3)

Answer 1

- 33 + 11x + 12 = - 7x - 21
11x + 7x = - 21 + 21
18x = 0
x = 0/18
x = 0

Answer 2

-33+11х+12=-7х-21
11х+7х=33-12-21
18х=0
х=0÷18=0