Question

If a = 6 and b = 5, what is the value of the following expression?

4a + b




A.

9

B.

24

C.

19

D.

29

Answer 1

D. 29

Explanation:

If a = 6 and b = 5, fill in the numbers in place of the variables (letters) in 4a + b

= 4•6 + 5

= 24 + 5

= 29

4a means 4 times a. Multiply first, and then add.