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simplify-x-4-x-4-5x-20-x-2-16-

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Question Number 66769 by John Kaloki Musau last updated on 19/Aug/19
simplify ((x+4)/(x−4))−((5x+20)/(x^2 −16))
simplifyx+4x−4−5x+20x2−16
Commented by Prithwish sen last updated on 19/Aug/19
((x+4)/(x−4)) − ((5(x+4))/((x−4)(x+4))) =((x+4)/(x−4)) − (5/(x−4)) = ((x+4−5)/(x−4)) = ((x−1)/(x−4))
x+4x−4−5(x+4)(x−4)(x+4)=x+4x−4−5x−4=x+4−5x−4=x−1x−4
Commented by John Kaloki Musau last updated on 20/Aug/19
thanks
Answered by Mr Jor last updated on 25/Aug/19
((x+4)/(x−4))−((5(x+4))/((x−4)(x+4))) ((x+4)/(x−4))−(5/(x−4))=((x+4−5)/(x−4)) =((x−1)/(x−4))
x+4x−4−5(x+4)(x−4)(x+4)x+4x−4−5x−4=x+4−5x−4=x−1x−4

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