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    babygurl2323's Avatar
    babygurl2323 Posts: 6, Reputation: 1
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    #1

    Feb 5, 2007, 06:02 PM
    linear inequalites
    -1.5x less than or equal to -9/2


    need help solving
    Peter Kwan's Avatar
    Peter Kwan Posts: 26, Reputation: 1
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    #2

    Feb 6, 2007, 12:47 AM
    -1.5x <= -9/2, 2 ways to solve this problem, 1) Convert all values to decimal or 2) Convert all values to fraction.

    1) -1.5 == -3/2 by substitution -> -3/2x <= -9/2
    x <= -9/2 * - 2/3
    x <= 3

    2) -9/2 == -4.5 by substitution -> -1.5x <= -4.5
    x <= -4.5/-1.5
    x <= 3

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