document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=452748>Question 452748</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what value of x will make the rational expression x-3/x+7 undefined? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #311158 by </B><A HREF=/tutors/aboutme.mpl?userid=ilana><B>ilana(307)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ilana><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=311158\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A rational expression is undefined when the denominator is 0. So in this case, solve the equation x + 7 = 0. It will be undefined when x = -7. </SPAN>\n" );
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