Respuesta :

livyyy03

Answer:

3 - 7x= - 20

x = 23/7

Step-by-step explanation:

ricchad

Answer:

x =  23  

      7

Step-by-step explanation:

(3 - 7x) =  4

  -5

-20 = 3 - 7x

-23 = -7x

x =  23  

      7

Ver imagen ricchad