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Math Help - Equations

  1. #1
    Newbie
    Joined
    Apr 2005
    Posts
    3

    Unhappy Equations

    Need help again... on two problems

    if 4-5=-1, evaluate x2 -3x+1

    1
    -m -1=5
    3

    thank u
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  2. #2
    Site Founder Math Help's Avatar
    Joined
    Apr 2005
    Posts
    171
    Take a look at the first question again I think you may be missing something.

    The second one I will do here:

    1
    -m -1=5 .... multiply both sides of the equation by 3
    3

    m-3=15 ... add 3 to both sides

    m=18

    P.S. if you want to say x squared then write x^2
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