SOLUTION: I have eight more quarters than dimes. If the coins are worth $6.20, how many dimes are there?

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Question 467323: I have eight more quarters than dimes. If the coins are worth $6.20, how many dimes are there?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
10d+25q=620
q=d+8
10d+25(d+8)=620
35d+200=620
35d=420
d=12
q=20
You have 12 dimes..