Respuesta :

Answer:

x = -(2/5)

Explanation:

f(x) = 5x + 11 + 3

*Set the function equal to 12 because f(x) = 12, then solve for x*

12 = 5x + 11 + 3

12 = 5x + 14

-2 = 5x

x = -(2/5)