document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=442528>Question 442528</A>: <I><SPAN STYLE=\"word-break: break-all;\"> solving by substitution method. 8m+n=3<BR>\n" );
document.write( "                                m-9n=46 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #305250 by </B><A HREF=/tutors/aboutme.mpl?userid=swincher4391><B>swincher4391(1107)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=swincher4391><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=swincher4391><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=305250\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let's solve for m.  \r<BR>\n" );
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document.write( "Then m = 46+9n, using the 2nd equation.\r<BR>\n" );
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document.write( "Take 46+9n and place it where you see m in the 1st equation:\r<BR>\n" );
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document.write( "8(46+9n) + n = 3\r<BR>\n" );
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document.write( "Distribute.\r<BR>\n" );
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document.write( "368 + 72n +n = 3\r<BR>\n" );
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document.write( "73n = -365<BR>\n" );
document.write( "n = -365/73<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=n+=+-5 ALIGN=MIDDLE  ALT=\"n+=+-5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Take n = -5 and plug it back into either ORIGINAL equation.\r<BR>\n" );
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document.write( "Let's put it back into the first.\r<BR>\n" );
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document.write( "Then:8m - 5 = 3\r<BR>\n" );
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document.write( "8m = 8\r<BR>\n" );
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document.write( "m = 8/8\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m+=1 ALIGN=MIDDLE  ALT=\"m+=1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So our solution is (1,-5)  or <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m=1 ALIGN=MIDDLE  ALT=\"m=1\"   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=n=-5 ALIGN=MIDDLE  ALT=\"n=-5\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( " </SPAN>\n" );
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