document.write( "Question 626015: Simplify the difference\r
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Algebra.Com's Answer #393933 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"%28n%5E2+-+10n+%2B+24%29%2F%28n%5E2+-+13n+%2B+42%29\"  -  \"9%5E%22%22%2F%28n%5E%22%22+-+7%29\"\r\n" );
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document.write( "Factor the numerator and denominator of the first fraction:\r\n" );
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document.write( "\"%28%28n-6%29%28n-4%29%29%2F%28%28n-7%29%28n-6%29%29\"  -  \"9%2F%28n+-+7%29\"\r\n" );
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document.write( "Cancel the (n-6)'s in the first fraction:\r\n" );
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document.write( "\"%28%28cross%28n-6%29%29%28n-4%29%29%2F%28%28n-7%29%28cross%28n-6%29%29%29\"  -  \"9%2F%28n+-+7%29\"\r\n" );
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document.write( "\"%28n-4%29%2F%28n+-+7%29\" - \"9%2F%28n+-+7%29\"\r\n" );
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document.write( "Wow! We didn't even need to get the LCD because it already has the LCD.\r\n" );
document.write( "We combine the two numerators over the LCD:\r\n" );
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document.write( "\"%28n-4-9%29%2F%28n+-+7%29\"\r\n" );
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document.write( "\"%28n-13%29%2F%28n+-+7%29\"\r\n" );
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document.write( "Edwin
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