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Math Help - need help with 3 algebra problems

  1. #1
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    need help with 3 algebra problems

    Simplify

    m-2/m^2-7m+10 + m+2/m^2-4m-5



    Expand and simplify
    (-3m^2+5m-3)+(m^2-6m+1)-(-3m^2-2m-4)


    Expand and simplify
    (3x+6)(x+3)^2-(3x-1)(2x+a)^2
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  2. #2
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    Krizalid's Avatar
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    Quote Originally Posted by supersaiyan View Post
    Simplify

    m-2/m^2-7m+10 + m+2/m^2-4m-5



    Expand and simplify
    (-3m^2+5m-3)+(m^2-6m+1)-(-3m^2-2m-4)


    Expand and simplify
    (3x+6)(x+3)^2-(3x-1)(2x+a)^2
    \frac{m-2}{m^2-7m+10}+\frac{m+2}{m^2-4m-5}=\frac{m-2}{(m-2)(m-5)}+\frac{m+2}{(m+1)(m-5)}

    Can you take it from there?

    Others problems are not hard, try it!
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