document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=107694>Question 107694</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solve the system by addition or substitution\r<BR>\n" );
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document.write( "-15x+3y=6<BR>\n" );
document.write( "y=2+5x </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #78641 by </B><A HREF=/tutors/aboutme.mpl?userid=HyperBrain><B>HyperBrain(694)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=HyperBrain><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=78641\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You gave these info:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-15x%2B3y=6 ALIGN=MIDDLE  ALT=\"-15x%2B3y=6\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=2%2B5x ALIGN=MIDDLE  ALT=\"y=2%2B5x\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "In <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-15x%2B3y=6 ALIGN=MIDDLE  ALT=\"-15x%2B3y=6\"   DISABLED_style= \"max-width:90%; height:auto;\" >, there are two variable available on the left-hand side---<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x ALIGN=MIDDLE  ALT=\"x\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "While on <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=2%2B5x ALIGN=MIDDLE  ALT=\"y=2%2B5x\"   DISABLED_style= \"max-width:90%; height:auto;\" >, There's just one variable(<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y ALIGN=MIDDLE  ALT=\"y\"   DISABLED_style= \"max-width:90%; height:auto;\" >) on the left-hand side...\r<BR>\n" );
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document.write( "If we substitute <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=2%2B5x ALIGN=MIDDLE  ALT=\"y=2%2B5x\"   DISABLED_style= \"max-width:90%; height:auto;\" > to <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-15x%2B3y=6 ALIGN=MIDDLE  ALT=\"-15x%2B3y=6\"   DISABLED_style= \"max-width:90%; height:auto;\" >,\r<BR>\n" );
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document.write( "THe equation obtained is...\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-15x%2B3%282%2B5x%29=6 ALIGN=MIDDLE  ALT=\"-15x%2B3%282%2B5x%29=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-15x%2B%283%2A2%2B3%2A5x%29=6 ALIGN=MIDDLE  ALT=\"-15x%2B%283%2A2%2B3%2A5x%29=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-15x%2B%289%2B15x%29=6 ALIGN=MIDDLE  ALT=\"-15x%2B%289%2B15x%29=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-15x%2B%2815x%2B9%29=6 ALIGN=MIDDLE  ALT=\"-15x%2B%2815x%2B9%29=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-15x%2B15x%2B9=6 ALIGN=MIDDLE  ALT=\"-15x%2B15x%2B9=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-15x%2B15x%29%2B9=6 ALIGN=MIDDLE  ALT=\"%28-15x%2B15x%29%2B9=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=0%2B9=6 ALIGN=MIDDLE  ALT=\"0%2B9=6\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=9=6 ALIGN=MIDDLE  ALT=\"9=6\"   DISABLED_style= \"max-width:90%; height:auto;\" >    What?!?!?  \r<BR>\n" );
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document.write( "The equations produced a FALSe statement (we all know that 9 can NEVER be equal to 6). Therefore, there is no solution.\r<BR>\n" );
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document.write( "Power up,<BR>\n" );
document.write( "HyperBrain!<BR>\n" );
document.write( " </SPAN>\n" );
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