SOLUTION: Marissa has $4.70 in quarters and dimes. If she has 9 more quarters than dimes, how many of each coin does she have?
? dimes
? quarters
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Question 417961: Marissa has $4.70 in quarters and dimes. If she has 9 more quarters than dimes, how many of each coin does she have?
? dimes
? quarters
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
dimes x
quarters (x+9)
Value =4.7
10x+25* 1(x+9)=470
10x+25x +225=470
35x+225 =470
x=470 -225
35x=245
/35
x=7 dimes
quarters=16
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