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3. Serena is the manager of the coffee shop. The amount of money she earns is represented by the equation = 21ℎ, where ℎ is the number of hours Serena works, and is the amount of money she earns. How much more money does Serena make an hour than Gabe?

2 Answers

5 votes
I don't think this can be answered without any information on Gabe
User Nandan Acharya
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Since Gabe is earning 13.50 dollars an hour, we can just subtract 13.50 from 21 to get the amount Serena gets more.

Serena is currently getting paid $7.50 more per hour.
User Jeff Davidson
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