Question

Andrew had $75. He buys 5 books that cost $9 each, and bookmark thatcosts $3, and a magazine that costs $5. Write and simplify the expressionto find out how much money Ariel has left.

Answer 1

We have:

for books

`5*9=45`

So, 5 books by $45

for bookmark

1 by $3

for magazine

1 by $5

Then, the total cost is:

`45+3+5=53`

Therefore, money Ariel has left

`73-53=20`

Answer: $20