SOLUTION: Eighty-six coins made up of dimes and quarters amount to $14.60. How many of each of these coins are there?
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Question 336591: Eighty-six coins made up of dimes and quarters amount to $14.60. How many of each of these coins are there?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let D be the number of dimes, Q the number of quarters.
1.
2.
From eq. 1,
Substitute into eq. 2,
Then from eq. 1,
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