12-х=2-5х помогите, пж)))

Question

12-х=2-5х
помогите, пж)))

Answer 1

12-x=2-5x
-x+5x=-12+2
4x=-10
x=-10/4
x=-2.5

Answer 2

12-х=2-5х
-x + 5x = -12+2
4x = -10
x = - 2.5