document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=522065>Question 522065</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A two digit number is seven times the sum of its digit and is also equal to 12 less than 3 times the product of its digit. find the number. 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 #346677 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=346677\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let the number be xy<BR>\n" );
document.write( "x in ten's place\r<BR>\n" );
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document.write( "10x+y = 7(x+y)<BR>\n" );
document.write( "10x+y = 7x+7y<BR>\n" );
document.write( "3x-6y=0<BR>\n" );
document.write( "3x=6y<BR>\n" );
document.write( "x=2y-------1\r<BR>\n" );
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document.write( "10x+y =3xy -12<BR>\n" );
document.write( "substitute x=2y<BR>\n" );
document.write( "10x-3xy+y=-12\r<BR>\n" );
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document.write( "10*2y-3*2y*y+y=-12\r<BR>\n" );
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document.write( "20y-6y^2+y=-12<BR>\n" );
document.write( "6y^2-21y-12=0\r<BR>\n" );
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document.write( "6y^2-24y+3y-12=0<BR>\n" );
document.write( "6y(y-4)+3(y-4)=0<BR>\n" );
document.write( "(y-4)(6y+3)=0<BR>\n" );
document.write( "y=4 .<BR>\n" );
document.write( "x=2y<BR>\n" );
document.write( "x=8<BR>\n" );
document.write( "the number is 84\r<BR>\n" );
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document.write( "m.ananth@hotmail.ca </SPAN>\n" );
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