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30 POINTS!!

Maggie earns money from working at the pet store and answering phones. She earns $10 each hour she works at the pet store and $0.25 for each phone call she answers. Maggie answered 60 phone calls and earned $115 last week.


Part A: Create an equation that will determine the number of hours she worked at the pet store.


Part B: Solve this equation justifying each step with an algebraic property of equality.


Part C: How many hours did Maggie work at the pet store last week?

Sagot :

115 divided by 10 to get the hours Maggie’s earned a week. Then your gonna do .25 times 60 to get the amount of money she earned for phone calls.