Решите уравнение
(720+e)×501=365730
5t+30-2t=42
36×(x-3)=10-2×(x+2)

(720+е)*501=365730720+е= 365730: 501720+е=730е= 730-720е=10-----5t+30-2t=425t-2t=42-303t=12t=12:3t=4-------36*(х-3)=10-2*(х+2)36х-108=10-2х-436х+2х=10-4+108х=114:38х=3