SOLUTION: Walter ia a waiter. he earns a daily wage of $50, plus tips that are equal to 15% of the total dinners he serves. what was the total cost of the dinners he served if he earned $170

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Question 40810: Walter ia a waiter. he earns a daily wage of $50, plus tips that are equal to 15% of the total dinners he serves. what was the total cost of the dinners he served if he earned $170 on tuesday?
Answer by stanbon(75887) About Me  (Show Source):
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Walter ia a waiter. he earns a daily wage of $50, plus tips that are equal to 15% of the total dinners he serves. what was the total cost of the dinners he served if he earned $170 on tuesday?
Let total cost of the dinners be "x"
EQUATION:
The waiter's earnings will be 50+0.15x = 170
0.15x=120
15x=12000
x=$800 (total cost of the dinners)
Cheers,
Stan H.