Respuesta :

Answer:

Step-by-step explanation:

Simplify it. -16d-16=-20.

Add 16 to both sides. -16d=-4

Divide 16 by both sides.

d=1/4

-16(d+1)= -20
-20 divided by -16 = 1.25
1.25 - 1 = .25
D=.25