document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=169485>Question 169485</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve each system by the substitution method:\r<BR>\n" );
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document.write( "x+3y=2<BR>\n" );
document.write( "-x+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 #124943 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=124943\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x+3y=2 or x=2-3y<BR>\n" );
document.write( "-x+y=1<BR>\n" );
document.write( "-(2-3y)+y=1<BR>\n" );
document.write( "-2+3y+y=1<BR>\n" );
document.write( "4y=1+2<BR>\n" );
document.write( "4y=2<BR>\n" );
document.write( "y=2/4<BR>\n" );
document.write( "y=1/2 ans.<BR>\n" );
document.write( "x+3*1/2=2<BR>\n" );
document.write( "x+3/2=2<BR>\n" );
document.write( "x=2-3/2<BR>\n" );
document.write( "x=-1/2 ans.<BR>\n" );
document.write( "Proof:<BR>\n" );
document.write( "-(-1/2+1/2=1<BR>\n" );
document.write( "1/2+1/2=1<BR>\n" );
document.write( "1=1 ans.<BR>\n" );
document.write( " </SPAN>\n" );
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