document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=164199>Question 164199</A>: <I><SPAN STYLE=\"word-break: break-all;\"> . Solve by substitution or elimination method: <BR>\n" );
document.write( "             -4x + 3y = 5<BR>\n" );
document.write( "              12x - 9y = -15<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #120996 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=120996\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 1.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-4x+%2B+3y+=+5 ALIGN=MIDDLE  ALT=\"-4x+%2B+3y+=+5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "2.<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=12x+-+9y+=+-15 ALIGN=MIDDLE  ALT=\"12x+-+9y+=+-15\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Multiply eq. 1 by 3 and add to eq. 2,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3%28-4x%2B3y%29%2B%2812x-9y%29=15%2B%28-15%29 ALIGN=MIDDLE  ALT=\"3%28-4x%2B3y%29%2B%2812x-9y%29=15%2B%28-15%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-12x%2B9y%2B12x-9y=0 ALIGN=MIDDLE  ALT=\"-12x%2B9y%2B12x-9y=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0=0 ALIGN=MIDDLE  ALT=\"0=0\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "That's true. <BR>\n" );
document.write( "Eq. 1 and 2 are dependent. <BR>\n" );
document.write( "They are the same equation and have infintely many solutions.<BR>\n" );
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