document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=694610>Question 694610</A>: <I><SPAN STYLE=\"word-break: break-all;\"> When you add 12 to a number and then divide the sum by 13, you get the same result as when you subtract 13 from the number and then divide the difference by 12. What's the number? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #428055 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=428055\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> When you add 12 to a number and then divide the sum by 13, you get the same result as when you subtract 13 from the number and then divide the difference by 12. What's the number?<BR>\n" );
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document.write( "Let the number be \"x\":<BR>\n" );
document.write( "Equation:<BR>\n" );
document.write( "(x+12)/13 = (x-13)/12<BR>\n" );
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document.write( "Cross-multiply:<BR>\n" );
document.write( "12x + 144 = 13x - 169<BR>\n" );
document.write( "---<BR>\n" );
document.write( "x = 313<BR>\n" );
document.write( "===================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "============<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );