SOLUTION: Kevin and Randy Muisw have a jar containing 54 coins all of which are quarters or nickels the total value of the coins in the jar is $7.70 how Many of each coin do they have?

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Question 962643: Kevin and Randy Muisw have a jar containing 54 coins all of which are quarters or nickels the total value of the coins in the jar is $7.70 how Many of each coin do they have?
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
q = number of quarters
n = number of nickels

n + q = 54
5n + 25q = 770

25n + 25q = 1350
-5n - 25q = -770
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20n = 580
n = 29

There are 29 nickels and 25 quarters.