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Krista has $0.85 in nickels and dimes. She has 2 more nickels than dimes. How many nickels does she have?

  • math - ,

    Im the sure but im going to say:
    5 dimes and 7 nickels

  • math - ,

    let the number of dimes be d
    then the number of nickels is d+2

    solve
    10d + 5(d+2) = 85

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