Question

7х+3=3×(2х-1)+х пж 20 баллов

Answer 1

Ответ:

7x+3 = 3(2x-1)+x

7x+3 = 6x-3+x

7x-6x-x = -3-3

0 ≠ -6

Answer 2

7x+3=6x-3+x
7x-6x+x=3-3
2x=0
X=2*0
X=0