2(x+5)+3=2-6(x+1) ответ
Быстрее
2(x+5)+3=2-6(x+1) 2x + 10 + 3 = 2 - 6x - 6 2x + 13 = -4 - 6x 2x + 6x = -4 - 13 8x = -17 x = -17 : 8 x = -2,125
2х+10+3=2-6х-62х+6х=2-10-68х=2х=8:2х=4