document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=310738>Question 310738</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve by substitution method.  Thank you.\r<BR>\n" );
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document.write( "7m+n=49<BR>\n" );
document.write( "m-3n=29 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #222225 by </B><A HREF=/tutors/aboutme.mpl?userid=JBarnum><B>JBarnum(2146)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=JBarnum><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=JBarnum><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=222225\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 7m+n=49<BR>\n" );
document.write( "m-3n=29 or m=29+3n<BR>\n" );
document.write( "7(29+3n)+n=49<BR>\n" );
document.write( "203+21n+n=49<BR>\n" );
document.write( "203+22n=49<BR>\n" );
document.write( "22n=-154<BR>\n" );
document.write( "n=-7<BR>\n" );
document.write( "m-3(-7)=29<BR>\n" );
document.write( "m+21=29<BR>\n" );
document.write( "m=8 </SPAN>\n" );
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