document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1160525>Question 1160525</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Joss is x years older than Noah . If Noah is 13 years old , how old is joss </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #783817 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=783817\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <font color=black size=3><BR>\n" );
document.write( "Answer: x+13<BR>\n" );
document.write( "This is the same as 13+x\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Explanation:<BR>\n" );
document.write( "Noah is 13 years old. Add on x more years and you get 13+x or x+13, which is Joss's age. If we knew the value of x, then we could evaluate the expression. For instance, if x = 2, then 13+x = 13+2 = 15. However, we don't know what x is, so we leave the expression as is.<BR>\n" );
document.write( "</font> </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );