SOLUTION: Dana inserted eight coins, consisting of dimes and nickels, into a vending machine to purchase a Snickers bar for 55 cents. How many coins of each type did she use?
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Question 297831: Dana inserted eight coins, consisting of dimes and nickels, into a vending machine to purchase a Snickers bar for 55 cents. How many coins of each type did she use?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
n+d=8
5n+10d=55
d=3 n=5
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