document.write( "Question 322402: Add.\r
\n" ); document.write( "\n" ); document.write( "(2x^2 - 4xy + y^2)+(-5x^2 - 2xy - y^2)+(x^2 + xy - 2y^2)\r
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Algebra.Com's Answer #230801 by Jk22(389) $\"\"$ $\"About$

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(2x^2 - 4xy + y^2)+(-5x^2 - 2xy - y^2)+(x^2 + xy - 2y^2)
\n" ); document.write( "=(-2x^2-5xy-2y^2) \n" ); document.write( "

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