SOLUTION: David has 12 coins, he has dimes and quarters. he has 6 more dimes than quarters,how many of each kind of coin does david have?

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Question 431219: David has 12 coins, he has dimes and quarters. he has 6 more dimes than quarters,how many of each kind of coin does david have?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
c+c+6=12
2c=6
c=3
David has 3 quarters and 9 dimes..