Respuesta :

Answer:

3 = 3/4b -24/4

3 = 3/4b - 6

+6          + 6

9 = 3/4b

*4     *4

36 = 3b

b = 12

Answer:

20.25

Step-by-step explanation:

3 = 3/4b - 24

+24              +24

27= 3/4b

divide by 3/4

27 x 3=81

81/4

x = 20.25