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31 August, 06:53

Derek has some Nickels and dimes worth $3.60 the number of dimes is one more than twice the number of nickels how many nickels and dimes does he

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  1. 31 August, 07:19
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    5x + 10y = 360

    y = 2x + 1

    5x + 10 * (2x + 1) = 360

    5x + 20x + 10 = 360

    25x = 350

    x = 14

    y = 2x + 1

    y = 2*14 + 1

    y = 29

    Derek has 14 nickels and 29 dimes
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