document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=425299>Question 425299</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The tens digit of a 2-digit nuber is twice the units digit. The sum of the digits is 12. What is the original number? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #296179 by </B><A HREF=/tutors/aboutme.mpl?userid=sudhanshu_kmr><B>sudhanshu_kmr(1152)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sudhanshu_kmr><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=sudhanshu_kmr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=296179\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "unit digit = x\r<BR>\n" );
document.write( "\n" );
document.write( "tens digit = 2x\r<BR>\n" );
document.write( "\n" );
document.write( "number is 2x*10 + x\r<BR>\n" );
document.write( "\n" );
document.write( "2x+ x = 12\r<BR>\n" );
document.write( "\n" );
document.write( "=> x =12/3 = 4\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "number is : 84\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );