document.write( "Question 841036: Simplify this expression and state any restrictions on the variables.
\n" ); document.write( "X/4x-8 - x+1/x^2+2x-8. Note: these are both fractions \n" ); document.write( "
Algebra.Com's Answer #506716 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
Simplify this expression and state any restrictions on the variables.
\n" ); document.write( "\"X%2F%28%284x-8%29%29+-+%28%28x%2B1%29%29%2F%28%28x%5E2%2B2x-8%29%29\"
\n" ); document.write( "Factor
\n" ); document.write( "\"x%2F%284%28x-2%29%29+-+%28%28x%2B1%29%29%2F%28%28x%2B4%29%28x-2%29%29\"
\n" ); document.write( "common denominator 4(x-2)(x+4)
\n" ); document.write( "\"%28x%28x%2B4%29-+4%28x%2B1%29%29%2F%284%28x-2%29%28x%2B4%29%29\" = \"%28x%5E2+%2B+4x+-+4x+-+4%29%2F%284%28x-2%29%28x%2B4%29%29\" = \"%28x%5E2+-+4%29%2F%284%28x-2%29%28x%2B4%29%29\"
\n" ); document.write( "we have the difference of squares, cancel (x-2)
\n" ); document.write( "\"%28%28x-2%29%28x%2B2%29%29%2F%284%28x-2%29%28x%2B4%29%29\" = \"%28%28x%2B2%29%29%2F%284%28x%2B4%29%29\"
\n" ); document.write( "x cannot = 2 or -4; (division by 0)
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\n" ); document.write( "I try very hard to be absolutely correct, but mistakes happen, let me know if I
\n" ); document.write( "screwed this up please. ankor@att.net \n" ); document.write( "
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