Question

Which expression represents the calculation “add 3 and 5, then multiply by 7”? A) (7 × 3) + 5 B) 3 + (5 × 7) C) 7 + (3 × 5) D) 7 x (3 + 5)

Answer 1

D

Explanation:

first, you must add 3 and 5 together, This goes into a parenthesis. Then, you multiply by 7.

Answer 2

D. 7x(3+5)

Explanation:

1) PEMDAS

You must solve the equation inside the parentheses first.

(3+5)=8

2) Then Solve the outside

(8)x7=56

Hope This helps!