Question

14. During math class, Hallie created the following

riddle to ask her father at dinner.
I am thinking of a number such that 3 less than
twice that number is the additive inverse of 7.
What is the number?
Which inverse operations in the correct
sequence will solve the riddle?
A. Add 3; then multiply by 2.
B. Add 3; then divide by 2.
C. Multiply by 1/2;then subtract 3.
D. Multiply by 1/2;then divide by 3.

Answer 1

A

Explanation:

work backwards so do the opposite of what they told you

example: - you do +

multiply, you do divide etc etc