SOLUTION: Alex has $20.4 in change (.25 and .10 coins). If he has 114 coins in all, how many quarters and dims does he have? Also I can't use two variables only one.

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Question 591896: Alex has $20.4 in change (.25 and .10 coins). If he has 114 coins in all, how many quarters and dims does he have?
Also I can't use two variables only one.
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
25q + 10(114 - q) = 2040