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Solve the following problem. Alex and Max had lunch together at a restaurant. They left a 15% tip of $3.90. If Alex's lunch was $14, write an equation you can use to find m…

Solve the following problem. Alex and Max had lunch together at a restaurant. They left a 15% tip of $3.90. If Alex's lunch was $14, write an equation you can use to find m…
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1 vote
Solve the following problem.

Alex and Max had lunch together at a restaurant. They left a 15% tip of $3.90. If Alex's lunch was $14, write an equation you can use to find m, the cost of Max's lunch.

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User DaveShaw
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1 Answer

3 votes

First find the total they both paid, if 15%=$3.90

100%=$26Then, find the total of Max’s lunch M= $26-$14= $12M= 3.90(6.6666) - aWhere a = 14
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User Camilo Martinez
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