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    daniel_onwuka's Avatar
    daniel_onwuka Posts: 1, Reputation: 1
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    #1

    Nov 13, 2011, 02:50 AM
    word problems on quadratic equation solver?
    Twice the square of a certain whole number added to 3 times the number makes 90. Find d number
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Nov 13, 2011, 04:18 AM
    Assign a variable to the number. Let it be x.

    "twice the square of a certain whole number"

    That would be:

    "added to 3 times the number"

    That would be:

    "makes 90"

    That would be = 90

    For a whole of :

    Can you solve this?
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