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Math Help - Liner equations and inequalities

  1. #1
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    Angry Liner equations and inequalities please help asap

    show on three seperate number lines the following sets
    (1)
    a = {x l -2 < x < 5, x E R}
    B = {x l 6 - 2x > 2, x E R }
    A (my keybord doesnt have the sign but its basicly an upside down "U") B

    Plese help me!!
    Last edited by darrob; November 17th 2008 at 12:27 PM.
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  2. #2
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  3. #3
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    Sorry, its a mistake for B
    B={x| x<2, x E R}
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  4. #4
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    thank you for your help but how did you do that
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  5. #5
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    For set A, x is between -2 and 5, its mean that x can take all number bigger than -2 and smaller than 5, and you graph this on number lines

    For set B we have B = {x l 6 - 2x > 2, x E R }
    6-2x>2
    6-2x-6>2-6
    -2x+6-6>2-6
    -2x+0>-4
    -2x>-4
    -2x : -2 > -4 : -2
    x<2
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