Question

Решите уравнение: x+3+2(x+3)= -(3-x)+4

Answer 1

х +3+2х+6 = -3+х+4

3х+9=х+1

3х-х=1-9

2х=-8

х=-4

Answer 2

х+3+2(х+3) = -(3-х)+4
х+3+2х+6 = -3+х+4
3х+9 = 1+х
3х-х = 1-9
2х = -8
х = -8/2
х = -4

Ответ: -4