Respuesta :

Answer:

d = 24

Step-by-step explanation:

1.25 = 3d/96 + 2d/96

1.25 = 3d + 2d / 96

1.25 = 5d/96

96 1.25 = 96 5d/96

96 1.25 = 5d

120 = 5d

120/5 = 5d/5

d = 24