document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=53037>Question 53037</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0131254529/algebrahomeworkh>study guide and practice workbook</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> x+3y=9<BR>\n" );
document.write( "-2x-6y=-18 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #35876 by </B><A HREF=/tutors/aboutme.mpl?userid=rchill><B>rchill(405)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rchill><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=35876\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve both equations for y in order to plot some ordered pairs and draw the lines.  The equations become <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=-x%2F3%2B3 ALIGN=MIDDLE  ALT=\"y=-x%2F3%2B3\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=-x%2F3%2B3 ALIGN=MIDDLE  ALT=\"y=-x%2F3%2B3\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  Because these two lines are exactly the same, the solution is infinitie and the graph is: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28200%2C200%2C-5%2C5%2C-5%2C5%2C-x%2F3%2B3%2C-x%2F3%2B3%29 ALIGN=MIDDLE  ALT=\"graph%28200%2C200%2C-5%2C5%2C-5%2C5%2C-x%2F3%2B3%2C-x%2F3%2B3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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