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math

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adult tickets to a play are $12 student tickets are only $8 if a theater sells 90 tiickets to a play for a total of $980, how many of each kind of ticket did the theater sell?

  • math -

    Adult: x
    Student: y
    x + y = 90
    12x+ 8y = 980
    12x +8(90-x) = 980
    12x + 720 -8x = 980
    4x = 260
    x = 65
    y = 25

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