Respuesta :

Answer:

x=-3,-4

Step-by-step explanation:

math

Answer:

x = -3 or x = -4

Step-by-step explanation:

x^2 + 7x + 12 = 0

(x + 3)(x + 4) = 0

x + 3 = 0  or  x + 4 = 0

x = -3 or x = -4