document.write( "Question 420343: add
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document.write( "(4x^2-2xy+y^2)+(-8x^2-6xy-y^2)+(x^2+xy-9y^2) \n" );
document.write( "
Algebra.Com's Answer #293748 by sudhanshu_kmr(1152) You can put this solution on YOUR website! \r \n" ); document.write( "\n" ); document.write( "after addition : -3x^2 -7xy-9y^2 \n" ); document.write( " |