Question

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

Answer 1

(720+е)*501=365730
720+е= 365730: 501
720+е=730
е= 730-720
е=10

5t+30-2t=42
5t-2t=42-30
3t=12
t=12:3
t=4

36*(х-3)=10-2*(х+2)
36х-108=10-2х-4
36х+2х=10-4+108
х=114:38
х=3