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23 March, 03:40

Kyle has 13 coins in his pocket that are either quarters or nickels. He has $2.05 in his pocket in coins.

Let q represent the number of quarters and n represent the number of nickels. The following system of equations represents this situation:

q+n=13

0.25q+0.05n=2.05

How many nickels and quarters does Kyle have?

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Answers (1)
  1. 23 March, 03:48
    0
    Kyle would have 7 quarters and 6 nickels. 7 + 6 = 13

    0.25 * 7 = 1.75 & 0.05 * 6 = 0.30. 1.75 +.30 = 2.05
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