SOLUTION: there are four more quarters than dimes there total is $2.05 how

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Question 372214: there are four more quarters than dimes there total is $2.05 how
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
there are four more quarters than dimes there total is $2.05 how
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Equations:
q = d+4
10d + 25q = 205 cents
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Substitute for "q" and solve for "d":
10d + 25(d+4) = 205
35d + 100 = 205
35d = 105
d = 3 (# of dimes)
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Since q = d+4, q = 7 (# of quarters)
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Cheers,
Stan H.
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