Question

Реши уравнения. (720+е)×501=365 730 5t+30-2t=42 36×(x-3)=10-2 (x+2) решите надо!

Answer 1

1) (720+е)*501=365 730
720+е=365 730 / 501
720 + е = 730
е=10
2)5t+30-2t=42
3t=42-30
3t=12
t=4
3)36*(x-3)=10-2*(x+2)
36x-108=10-2x-4
36x+2x=10-4+108
38x=114
x=3