SOLUTION: a vending machine contains dimes and quarters. There are 339 coins all together totalling $54.15. How many types of coin are there

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Question 623728: a vending machine contains dimes and quarters. There are 339 coins all together totalling $54.15. How many types of coin are there
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,  

a vending machine contains dimes and highlight%28x%29quarters. 

There are 339 coins all together totalling $54.15.

Question states***CENTS make sense

 25x + 10(339-x)= 5415¢

      15x = 2025¢

        x = 135 Quarters and 204 Dimes

and

CHECKING our Answer***

25%2A135+%2B+10%2A204 = 3375¢ + 2040¢ = 5415¢ or $54.15