document.write( "Question 31218: simplify rational expressions using -1 as a factor\r
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Algebra.Com's Answer #17927 by troyapplehelen(46) $\"\"$ $\"About$

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(x squared - 4)/(2-x) is {(x+2)(x-2)}/-1(x-2). now, cancel (x-2) on both top and bottom. then, (x+2)/-1, which is -(x+2). answer is -(x+2) or -x-2 \n" ); document.write( "

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