How do you simplify $[(2)/(4-x)] + [(5)/(x-4)]$ ?

May 7, 2016

$2/(4-x)+5/(x-4) =3/(x-4)$

$2/(4-x)+5/(x-4)$

$= 2/-(x-4)+5/(x-4)$

$=(-1*2)/(-1*-(x-4))+5/(x-4)$

$=(-2)/(x-4)+5/(x-4)$

$=(-2+5)/(x-4)$

$=3/(x-4)$

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How do you simplify [(2)/(4-x)] + [(5)/(x-4)][(2)/(4-x)] + [(5)/(x-4)]?