Respuesta :

Answer:

16

Step-by-step explanation:

-20 = 4x² + 24x

4x² + 24x = -20

4(x² + 6x) = -20

4(x² + 6x + 9) = -20 + 36

4(x + 3)² = 16

4(a + p)² = q

q = 16