SOLUTION: a change machine changes dollars bills into quarters and nickels. if you recieve 12 coins after inserting a dollar bill, how many nickels did you receive?

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Question 451175: a change machine changes dollars bills into quarters and nickels. if you recieve 12 coins after inserting a dollar bill, how many nickels did you receive?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The # of quarters has to be even, so it's 0, 2 or 4.
Only 2 works.
2 quarters, 10 nickels