Question

Решите уравнение: -12x+31=3-4x

Answer 1

-12 х+ 31= 3-4х

-12х+4х= 3-31

х= 3,5

Answer 2

-12x+31=3-4x ;

-12x+4x=-31+3

-8x=-28

8x=28

x=3,5