document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=223285>Question 223285</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve this system of equation using substitution, 2x+y=3 x+2y=negetive3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #167042 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley77><B>checkley77(12844)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley77><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=167042\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 2x+y=3 <BR>\n" );
document.write( "x+2y=-3<BR>\n" );
document.write( "x=-2y-3<BR>\n" );
document.write( "Now replace x in the first equation by (-2y-3).<BR>\n" );
document.write( "2(-2y-3)+y=3<BR>\n" );
document.write( "-4y-6+y=3<BR>\n" );
document.write( "-3y=3+6<BR>\n" );
document.write( "-3y=9<BR>\n" );
document.write( "y=9/-3<BR>\n" );
document.write( "y=-3 ans.<BR>\n" );
document.write( "2x-2=3<BR>\n" );
document.write( "2x=3=3<BR>\n" );
document.write( "2x=6<BR>\n" );
document.write( "x=6/2<BR>\n" );
document.write( "x=3 ans.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );