SOLUTION: You have 10 coins, quarters and dimes, in your wallet that total $2.05. You have 4 more quarters than dimes. How many of each coin do you have?

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Question 972387: You have 10 coins, quarters and dimes, in your wallet that total $2.05. You have 4 more quarters than dimes. How many of each coin do you have?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
x=quarters
x-4 =dimes
.25x+.10(x-4)=2.05
.25x + .10x-.40=2.05
.35x = 2.45
divide by 0.35, both sides
x=7
x-4=3
7 quarters ($1.75)
3 dimes ($0.30
Total=$2.05