Question

х-х/3=3-7 помогите плиз

Answer 1

x-x/3=3-7
2x/3=-4
2x=-12
x=-6

Answer 2

x-x/3=3-7
x-x/3=-4
(x-x/3)*3=-4*3
3x-x=-12
2x=-12
x=-6