Respuesta :

Answer:

f(x) = - (- (x+4)) = x + 4 for x < -4

f(x) = - (x+4) = -x - 4 for x ≥ - 4

Step-by-step explanation:

f(x) = - (- (x+4)) = x + 4 for x < -4

f(x) = - (x+4) = -x - 4 for x ≥ - 4