Question 145463
x+2    6
--- -  ---
x-4    x-4
(x+2-6)/(x-4)
(x-4)/(x-4)=1 answer.
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x^2   -1
--- - --- 
x-1   x-1

(x^2-1)/(x-1)
(x+1)(x-1)/(x-1)
(x+1/(x-1) answer.
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4x+y    2x-2y
---- -  -----
2x+3y   2x+3y
(4x+y-2x+2y)/(2x+3y)
(2x+3y)/4x+3y) answer.
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-3    2-x
--- - --- 
x-5   x-5
(-3-2+x)/(x-5)
(x-5)/(x-5)=1 answer.