document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=557651>Question 557651</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A two-digit number is eight times the sim of its digits. When the number is added to the number obtained by reversing the digits, the sum is 99. Find the original number.\r<BR>\n" );
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document.write( "(I tried 10x+y=8(x+y), 10x+y+10y+x=99) It didn't work though...<BR>\n" );
document.write( "Thanks! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #362687 by </B><A HREF=/tutors/aboutme.mpl?userid=solver91311><B>solver91311(24713)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=solver91311><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=solver91311><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=362687\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font face=\"Times New Roman\" size=\"+2\">\r<BR>\n" );
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document.write( "Of course it does.\r<BR>\n" );
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document.write( "Eq. 1: <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ 10x\ +\ y\ =\ 8(x\ +\ y)\">\r<BR>\n" );
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document.write( "Eq. 2: <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ 10x\ +\ y\ +\ 10y\ +\ x\ =\ 99\">\r<BR>\n" );
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document.write( "Put Equation 1 into standard form:\r<BR>\n" );
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document.write( "Eq. 1: <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ 2x\ -\ 7y\ =\ 0\">\r<BR>\n" );
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document.write( "Put Equation 2 into standard form and reduce:\r<BR>\n" );
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document.write( "Eq. 2: <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ 11x\ +\ 11y\ =\ 99\">\r<BR>\n" );
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document.write( "Eq. 2: <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ x\ +\ y\ =\ 9\">\r<BR>\n" );
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document.write( "Multiply Equation 2 by -2:\r<BR>\n" );
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document.write( "Eq. 2: <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ -2x\ -\ 2y\ =\ -18\">\r<BR>\n" );
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document.write( "Add Equation 1 to Equation 2:\r<BR>\n" );
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document.write( "Sum Equation: <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ 0x\ -\ 9y\ =\ -18\">\r<BR>\n" );
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document.write( "And solve:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ y\ =\ 2\">\r<BR>\n" );
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document.write( "Then\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \ \ \ \ \ \ \ \ \ \ x\ =\ 7\">\r<BR>\n" );
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document.write( "7 plus 2 is 9 and 72 is 8 times 9.  72 plus 27 is 99.  Checks.\r<BR>\n" );
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document.write( "John<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE e^{i\pi} + 1 = 0\"><BR>\n" );
document.write( "My calculator said it, I believe it, that settles it<BR>\n" );
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