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15 February, 08:56

Nick has 30 coins in his pocket. Some coins are nickels. Some are dimes. The total value of all of the coins in his pocket is $1.65. Let n=Number of nickels. Let d=Number of dimes.

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  1. 15 February, 09:19
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    N+d=30

    0.05n+0.1d=1.65

    0.1n+0.1d=3

    0.05n+0.1d=1.65

    0.05n=1.35

    N=27

    D=3
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