Respuesta :

-x + 4 + 20x = 156
19x + 4 = 156
- 4. -4
19x = 152
19. 19
X = 8





Answer:

The correct answer is x = 8

Step-by-step explanation:

-x + 4 + 20x = 156

-x + 20x = 19x

19x + 4 = 156

156 - 4 = 152

19x = 156

x = 156/9

x = 8


Check my answer:

-8 + 4 + 20(8) = 156

-4 + 160 = 156