Question

If a = 4 and b = 2, what is the value of the following expression?
3(a + 4b)-6
A. 29
B. 42
C. -18
D. 30

Answer 1

Answer:

D) 30

Step-by-step explanation:

3(a + 4b)-6 = 3 ( 4 + 4*2) - 6

                  = 3( 4+8 ) - 6

                  = 3*12 - 6

                  = 36 - 6 =30

Answer 2

The correct answer is D. 30.