Question

como resolver 12 x + 22-3 x = 2 x-13

Answer 1

12x + 22 - 3x = 2x - 13

12x - 3x + 22 = 2x - 13

9x + 22 = 2x - 13

9x - 2x = - 13 - 22

7x = - 35

x = -35/7

x = - 5

Solución : 

x = - 5

Answer 2

Resolver.

12x + 22 - 3x = 2x - 13
9x  + 22 = 2x - 13
9x - 2x = - 13 - 22
7x = - 35
x = - 35/7
x = - 5

Respuesta.
x = - 5