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Mallory makes $10 per hour babysitting and $8 per hour working at the local grocery store. Last week she babysat for 6 hours. Her total gross earnings for both jobs was $180. How many hours did she work at the grocery store?

User Joee
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2 Answers

2 votes
The equation is 10(6)+8x=180. when you solve for this you get x=15hours
User Supreme Dolphin
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6 votes
10x6=60 so 180-60=120 and 120 divided by 8 is 15 so the answer is 15 hours
User Harshal Deore
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