Question

3. Study the numerical expression 7 x (9-3). Which one of the following expressions is equivalent to this numerical expression?

A.Multiply 7 by the difference between 9 and 3.
B.Multiply 7 by 9, then subtract 3.
C.Subtract 3 from the product of 7 and 9.
D.Three less than the product of 7 and 9.

Answer 1

B

Explanation:

First step is to do whatever is in the parentheses: 9-3.

Then you will multiply 7 by that number; which will give you the answer.

B is correct because it does it that way.