Решите уравнения 2(5+х)=10+2х

Question

Решите уравнения 2(5+х)=10+2х

Answer 1

10 + 2х = 10 + 2х
2х - 2х = 10 - 10
0 = 0

Answer 2

10+2х=10+2х
2х-2х=10-10
0х=0
Х=0