Verified answer

Ответ:

Пошаговое объяснение:

-1. 1/3(х - 3) - 2/3(х + 1,5) = 5

-4/3(х - 3) - 2/3(х + 15/10) = 5

-4/3х + 12/3 - 2/3х - 30/30 = 5

-4/3х + 4 - 2/3х - 1 = 5

-6/3х + 3 = 5

-2х + 3 = 5

-2х = 5 - 3

-2х = 2

х = 2 : (-2)

х = -1