document.write( "Question 166719: how do you simplify this rational expression?\r
\n" ); document.write( "\n" ); document.write( "(2/k-3)+ (4/k+3)=\r
\n" ); document.write( "\n" ); document.write( "i was out sick for 3 days and i dont know how to do this. \n" ); document.write( "

Algebra.Com's Answer #122864 by nerdybill(7384) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"2%2F%28k-3%29%2B+4%2F%28k%2B3%29\"$
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\n" ); document.write( "Common denominator is:(k-3)(k+3)
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\n" ); document.write( " $\"2%28k%2B3%29%2F%28%28k-3%29%28k%2B3%29%29%2B+4%28k-3%29%2F%28%28k-3%29%28k%2B3%29%29\"$
\n" ); document.write( " $\"%282%28k%2B3%29%2B+4%28k-3%29%29%2F%28%28k-3%29%28k%2B3%29%29\"$
\n" ); document.write( " $\"%282k%2B6%2B+4k-12%29%2F%28%28k-3%29%28k%2B3%29%29\"$
\n" ); document.write( " $\"%286k-6%29%2F%28%28k-3%29%28k%2B3%29%29\"$
\n" ); document.write( " $\"%286k-6%29%2F%28k%5E2%2B9%29\"$
\n" ); document.write( " \n" ); document.write( "

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