Respuesta :

Answer:

d = 4

Step-by-step explanation:

41 = 12d - 7

48 = 12d

d = 4

Answer:

d = 4

Step-by-step explanation:

41 = 12d - 7

41 + 7 = 12d

12d = 48

d = 48 : 12

d = 4