Решите уравнение 3х+2х-7=13

Question

Решите уравнение 3х+2х-7=13

Answer 1

5х - 7 = 13
5х = 20
х = 4

Comments

......4....

Answer 2

3x+2x-7=13
5x-7=13
5x=13+7
5x=20
x=20:5
x=4