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In a group of quarters and nickels, there are four more nickels than quarters. How many nickels and quarters are the if the coins are worth $2.30?
Plsmshow the solution, thanks

  • Math - ,

    add up the values of the coins:

    n = q+4, so
    5(q+4) + 25q = 230
    30q+20 = 230
    30q = 210
    q = 7
    so, n=q+4 = 11

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