document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=391841>Question 391841</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Use the substitution method to solve the linear system.\r<BR>\n" );
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document.write( "y=3x<BR>\n" );
document.write( "x=3y </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #278003 by </B><A HREF=/tutors/aboutme.mpl?userid=richard1234><B>richard1234(7193)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richard1234><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=richard1234><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=278003\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Replace y with 3x in the equation x = 3y to get\r<BR>\n" );
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document.write( "x = 3(3x) = 9x\r<BR>\n" );
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document.write( "x = 0\r<BR>\n" );
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document.write( "Since y = 3x = 3(0), y = 0. </SPAN>\n" );
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