SOLUTION: A collection of nickels, dimes, and quarters consist of 100 coins with a total of $10.25 . If there are 3 times as many dimes as quarters, find the number of each type of coins.
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Question 1006048: A collection of nickels, dimes, and quarters consist of 100 coins with a total of $10.25 . If there are 3 times as many dimes as quarters, find the number of each type of coins.
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
The immediate system formed from description,
Some simplification
The rest is straightforward. (Try substitute for d in the first two equations, then partly use elimination to first get value for q.)
Finished solution is:
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