SOLUTION: A couple does not wish to spend more than $100 for dinner at a restaurant. If a sales tax of 7% is added to the bill and they plan to tip 20% after the tax has been added, what is

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Question 749143: A couple does not wish to spend more than $100 for dinner at a restaurant. If a sales tax of 7% is added to the bill and they plan to tip 20% after the tax has been added, what is the most they can spend for the meal?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
c is the cost of the dinner for the couple.

100%3E=c%2A%281.07%29%2B0.20%2Ac
100%3E=%281.07%2B0.20%29c
100%3E=1.27c
highlight%28c%3C=100%2F1.27%29
c%3C=78.74