Carter2002 Carter2002

24-03-2017
Mathematics

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If Johnny takes a rope with the length of x^2+2x-5/6x-2 and cuts of 3x-2/2, how much of the rope is left (In feet)?

Respuesta :

27-03-2017

If you meant...

(x^2+2x-5)/(6x-2)-(3x-2)/2

You need a common denominator of 2(6x-2)=(12x-4)

(2x^2+4x-10-(3x-2)(6x-2))/(12x-4)

(2x^2+4x-10-18x+6x+12x-4)/(12x-4)

(2x^2-8x-14)/(12x-4)

(x^2-4x-7)/(6x-2)

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