SOLUTION: A collection of quarters and nickels is worth $2.35. There are 15 coins in all. How many nickels are there?

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Question 1150698: A collection of quarters and nickels is worth $2.35. There are 15 coins in all. How many nickels are there?
Found 2 solutions by josgarithmetic, Alan3354:
Answer by josgarithmetic(39614) About Me  (Show Source):
You can put this solution on YOUR website!
QUARTERS: 15-n
NICKELS: n


25%2815-n%29%2B5n=235
Solve.

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
A collection of quarters and nickels is worth $2.35. There are 15 coins in all. How many nickels are there?
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15 nickels would be 75 cents.
Each nickel replaced by a Q adds 20 cents.
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235 - 75 = 160
160/20 = 8 quarters
etc