document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=401740>Question 401740</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve<BR>\n" );
document.write( "(3x^2-2xy+y^2)+(-9x^2-9xy-y^2)+x^2+xy-5y^2) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #284323 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=284323\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> (3x^2-2xy+y^2)+(-9x^2-9xy-y^2)+x^2+xy-5y^2)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Gather like terms.<BR>\n" );
document.write( "= (3x^2-9x^2+x^2)+(-2xy-9xy+xy)+(y^2-y^2-5y^2)<BR>\n" );
document.write( "----<BR>\n" );
document.write( "= -5x^2-10xy-5y^2<BR>\n" );
document.write( "---<BR>\n" );
document.write( "= -5(x^2+2xy+y^2)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "= -5(x+y)^2<BR>\n" );
document.write( "==============<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );