document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=172451>Question 172451</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help solving a substitution problom\r<BR>\n" );
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document.write( "1/2x+y=2<BR>\n" );
document.write( "2x+3y=9 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #127348 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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/cgi-bin/show-face.mpl?user=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=127348\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  I need help solving a substitution problom <BR>\n" );
document.write( "1/2x+y=2<BR>\n" );
document.write( "2x+3y=9<BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "1/2x+y=2<BR>\n" );
document.write( "x + 2y = 4<BR>\n" );
document.write( "x = 4-2y<BR>\n" );
document.write( "Sub into 2nd eqn<BR>\n" );
document.write( "2*(4-2y) + 3y = 9<BR>\n" );
document.write( "8-4y + 3y = 9<BR>\n" );
document.write( "8 - y = 9<BR>\n" );
document.write( "y = -1<BR>\n" );
document.write( "---------<BR>\n" );
document.write( "2x+3y = 9<BR>\n" );
document.write( "2x - 3 = 9<BR>\n" );
document.write( "2x = 12<BR>\n" );
document.write( "x = 6\r<BR>\n" );
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document.write( " </SPAN>\n" );
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