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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 :

We have:

for books

[tex]5\times9=45[/tex]

So, 5 books by $45

for bookmark

1 by $3

for magazine

1 by $5

Then, the total cost is:

[tex]45+3+5=53[/tex]

Therefore, money Ariel has left

[tex]73-53=20[/tex]

Answer: $20

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