document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=305997>Question 305997</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 7a<BR>\n" );
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document.write( "3a-5  which number cannot be used in the variable in this rational expression  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #219048 by </B><A HREF=/tutors/aboutme.mpl?userid=edjones><B>edjones(8007)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=edjones><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=edjones><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=219048\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 7a/(3a-5)<BR>\n" );
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document.write( "The denominator cannot be zero.<BR>\n" );
document.write( "3a-5=0<BR>\n" );
document.write( "3a=5<BR>\n" );
document.write( "a=5/3<BR>\n" );
document.write( "So a cannot equal 5/3<BR>\n" );
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document.write( "Ed </SPAN>\n" );
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