document.write( "Question 204604: Re: Sums of rational expressions. I am to simplify:\r \n" );
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document.write( "(x-y)/(x+y) + (x+y)/(x-y)\r \n" );
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document.write( "Here is my answer:(x-y)/(x+y) + (x+y)/(x-y)= \n" );
document.write( "(x-y)(x-y)+(x+y)(x+y)/(x+y)(x-y)= \n" );
document.write( "2x^2+2y^2/(x+y)(x-y)\r \n" );
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document.write( "My question is: Did I simpliy this correctly? Can it be simplified further? \n" );
document.write( "Thank you for your help! \n" );
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