SOLUTION: a box contains nickels,dimes, and quarters worth $12.60.The number of dimes is 2 less than three times the number of nickels ,and the number of quarter is 4 less than twice the num

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Question 717298: a box contains nickels,dimes, and quarters worth $12.60.The number of dimes is 2 less than three times the number of nickels ,and the number of quarter is 4 less than twice the number of dimes.How many of each coin are there?

Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
DIMES 3n-2
quarters2(3n-2)-4=6n-8
5n+10(3n-2)+25(6n-8)=12.60
5n+30n-20+150n-200=1260
185n=1480
NICKELS===========8
DIMES=============22
QUARTERS==========40