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January 29, 2015

January 29, 2015

Posted by **Patty** on Monday, September 10, 2012 at 2:14pm.

(2/x+2)-(x/x-2)+1

2(x-2)-(x)(x+2)+1(x+2)(x-2)

2x-4-x^2-2x+x^2-2x+2x+4

-4

- math -
**Steve**, Monday, September 10, 2012 at 3:11pmfirst, I don't see any "=" so there's no equation

(x-2)(x+2) = x^2 - 4

so, the final answer is -8, not -4

That is just the numerator. The equivalent fraction is thus

-8/(x^2-4)

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