Respuesta :

20 and 7 Because 4x5 = 20

Answer:

3/7

Step-by-step explanation:

Write the process in algebra.

x + 4 + 5/7 = 12x

Then solve it.

x + 33/7 = 12x

12x - x = 33/7

11x = 33/7

x = 3/7