SOLUTION: Jenny has 35 coins in her coin purse, comprised completely of dimes and quarters. If the total value of the coins is $6.05, how many dimes are in the coin purse?

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Question 983914: Jenny has 35 coins in her coin purse, comprised completely of dimes and quarters. If the total value of the coins is $6.05, how many dimes are in the coin purse?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
d and q how many of each

system%28d%2Bq=35%2C0.1d%2B0.25q=6.05%29


2d%2B5q=121------the money count


The coin count also is 2d%2B2q=70.

2d%2B5q-%282d%2B2q%29............do you know what is being shown here?