document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=979191>Question 979191</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A number consists of two digits whose sum is 8. If 18 is added to the number its digit are reversed. Find 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 #600479 by </B><A HREF=/tutors/aboutme.mpl?userid=anand429><B>anand429(138)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=anand429><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=anand429><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=600479\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let digits be x and y<BR>\n" );
document.write( "Number = 10x+y<BR>\n" );
document.write( "Reversed Number = 10y+x<BR>\n" );
document.write( "As per ques.<BR>\n" );
document.write( "x+y = 8 --- (i)<BR>\n" );
document.write( "10x+y +18 = 10y+x<BR>\n" );
document.write( "=> 9x-9y = -18<BR>\n" );
document.write( "=> x-y = -2 ----(ii)<BR>\n" );
document.write( "Adding (i) and (ii)<BR>\n" );
document.write( "2x =6<BR>\n" );
document.write( "x=3<BR>\n" );
document.write( "so y =5<BR>\n" );
document.write( "so number is 35<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );