document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=230499>Question 230499</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the following system of equations for x and y<BR>\n" );
document.write( "3x+5y=21<BR>\n" );
document.write( "2x-y=1 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #170688 by </B><A HREF=/tutors/aboutme.mpl?userid=rfer><B>rfer(16322)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rfer><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=170688\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 3x+5y=21<BR>\n" );
document.write( "2x-y=1, y=2x-1<BR>\n" );
document.write( "--------------------<BR>\n" );
document.write( "3x+5(2x-1)=21<BR>\n" );
document.write( "3x+10x-5=21<BR>\n" );
document.write( "13x=26<BR>\n" );
document.write( "x=2<BR>\n" );
document.write( "-----------------<BR>\n" );
document.write( "2(2)-y=1<BR>\n" );
document.write( "4-y=1<BR>\n" );
document.write( "-y=-3<BR>\n" );
document.write( "y=3<BR>\n" );
document.write( "--------------------<BR>\n" );
document.write( "proof<BR>\n" );
document.write( "3(2)+5(3)=21<BR>\n" );
document.write( "6+15=21<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );