Respuesta :

Answer:

Step-by-step explanation:

x^2 + 11x + 20 = -8

x^2 + 11x + 28 = 0

(x + 7)(x + 4) = 0

x + 7 = 0

x = -7

x + 4 = 0

x = -4

Answer:

-4,-7

Step-by-step explanation: