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Math Help - rational fraction

  1. #1
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    rational fraction

    Simplify the fraction :
    (12z^2+24z)/(z^2+4z+4) - (5z+10)/(z^2 +4z+4 )

    The result is (12z-5)/12 . Is IT RIGHT ?
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  2. #2
    Senior Member
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    Nov 2010
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    Clarksville, ARk
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    No.

    Show a few steps.

    ‒ (5z+10) = ‒ 5z ‒ 10
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  3. #3
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    Quote Originally Posted by SammyS View Post

    ‒ (5z+10) = ‒ 5z ‒ 10
    If you factor everything first you don't even have to worry about that.
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