SOLUTION: Rory has 30 coins (all nickels and dimes). He has five times as many nickels as dimes. How much money does he have?
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Question 575898: Rory has 30 coins (all nickels and dimes). He has five times as many nickels as dimes. How much money does he have?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
= number of dimes
= number of nickels
given:
---------
By substitution:
and, since
He has 25 nickels and 5 dimes
cents
dollars
He has $1.75
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