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    miranda92293's Avatar
    miranda92293 Posts: 3, Reputation: 1
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    #1

    Feb 27, 2009, 05:39 AM
    solving quadratic word problems
    find two consecutive positive integers such that the square of the first decreased by 25 equals three times the second.
    Perito's Avatar
    Perito Posts: 3,139, Reputation: 150
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    #2

    Feb 27, 2009, 05:43 AM

    The first integer is "X".
    The second integer is, therefore, "X+1" because the integers are consecutive.

    The square of the first is X^2 (or X*X).

    If you decrease something by 25, you simply subtract 25 from it.

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