document.write( "Question 1190849: (5n+5)/5n^2+35n-40 + 7n/3n Need to simplify (adding rational expressions) \n" ); document.write( "
Algebra.Com's Answer #822574 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "assuming you have:\r
\n" ); document.write( "\n" ); document.write( "\"%285n%2B5%29%2F%285n%5E2%2B35n-40+%29%2B+7n%2F3n+++\"\r
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\n" ); document.write( "\n" ); document.write( "=\"5%28n%2B1%29%2F5%28n%5E2%2B7n-8+%29%2B+7%2F3+\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "=\"%28n%2B1%29%2F%28n%5E2%2B7n-8+%29%2B+7%2F3+\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "=\"%28n%2B1%29%2F%28%28n+%2B+8%29+%28n+-+1%29%29%2B+7%2F3+\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "=\"%28n%2B1%2B+7%28n+%2B+8%29+%28n+-+1%29%29%2F%283%28n+%2B+8%29+%28n+-+1%29%29+\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "=\"%287n%5E2+%2B+52n+-+53%29%2F%283+%28n+-+1%29+%28n+%2B+8%29%29\"\r
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