document.write( "Question 126165: I need help on this. This is Math 209 the second half. \r
\n" ); document.write( "\n" ); document.write( "The problem to be solved is perform the indicated operation\r
\n" ); document.write( "\n" ); document.write( "3/x+1+2/x-1
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Algebra.Com's Answer #92472 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
perform the indicated operation
\n" ); document.write( "3/(x+1) + 2/(x-1)\r
\n" ); document.write( "\n" ); document.write( "least common denominator is (x+1)(x-1)\r
\n" ); document.write( "\n" ); document.write( "=3 (x-1)/lcm + 2(x+1)/lcm\r
\n" ); document.write( "\n" ); document.write( "= [3x-3+2x+2]/lcm\r
\n" ); document.write( "\n" ); document.write( "= [5x-1]/[(x+1)(x-1)]
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.\r
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