Identify the expression which represents the calculation "add 8 and 7, then multiply by 2." A) (2 × 8) + 7 B) 8 + (7 × 2) Eliminate C) 2 + (8 × 7) D) 2 x (8 + 7)
In this choice you first add 8 + 7 inside of the parentheses. Remember, using the correct order of operations, you do what is inside of the parentheses first, and then multiply by the 2 which is outside of them.
