algebra

A clerk was asked to change a $10 bill. She returned 9 more dimes than nickels and twenty-one more quarters than dimes. How many coins of each did she return?

Solve using the V.E.S.T. method.

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asked by Sally
  1. X nickels.
    (X+9) dimes.
    (X+9)+21 = (X+30) qtrs.

    5x + 10(x+9) + 25(x+30) = 1000 cents.
    40x + 840 = 1000,
    40x = 1000 - 840 = 160,

    X = 4 Nickels.
    X+9 = 13 Dimes.
    X+30 = 34 Qtrs.

    Sorry, but I don't know what V.E.S.T.
    means.

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    posted by Henry
  2. A clerk was asked to change a $10 bill. She returned 9 more dimes than nickels and twenty-one more quarters than dimes. How many coins of each did she return?

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