Question

A + B = 15
B x C = 84
C:4 = 3
B + D = 18
Solve for D​

Answer 1

Answer:

D = 11

Step-by-step explanation:

C/4 = 3

C = 4×3 = 12

C = 12

B × C = 84

B× 12 = 84

B = 84/12

B = 7

B + D = 18

7 + D = 18

D = 18-7

D = 11