document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1099914>Question 1099914</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 12 years ago, David is 3 times old as John.At that time Sam is half as old as John. How old is Sam now?\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #714543 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=714543\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You have three unknowns but only two equations.<BR>\n" );
document.write( "You cannot solve the system independently. <BR>\n" );
document.write( "The best you can do is get one variable as a function of the other two.<BR>\n" );
document.write( "Please repost your question with additional information if it exists.<BR>\n" );
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