document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=435229>Question 435229</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is the unknown of log5 v + log1/3 9 + log 9 81 = -4 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #301268 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=301268\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> what is the unknown of log5 (v) + log1/3 (9) + log 9 (81) = -4<BR>\n" );
document.write( "-------------------------<BR>\n" );
document.write( "Note:<BR>\n" );
document.write( "Solve:<BR>\n" );
document.write( "(1/3)^x=9<BR>\n" );
document.write( "3^-x = 3^2<BR>\n" );
document.write( "x = -2<BR>\n" );
document.write( "------<BR>\n" );
document.write( "Solve: <BR>\n" );
document.write( "9^x = 81<BR>\n" );
document.write( "8^x = 9^2<BR>\n" );
document.write( "x = 2<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Put those values where they belong and solve for \"v\":<BR>\n" );
document.write( "log5(v) + (-2) + (2) = -4<BR>\n" );
document.write( "---<BR>\n" );
document.write( "log5(v) = -4<BR>\n" );
document.write( "v = 5^(-4)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "v = 1/625<BR>\n" );
document.write( "===================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "=================== </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );