document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=819150>Question 819150</A>: <I><SPAN STYLE=\"word-break: break-all;\"> log4(x-2)+log4(x+10)=3 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #492962 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=492962\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> log4(x-2)+log4(x+10)=3<BR>\n" );
document.write( "------<BR>\n" );
document.write( "log4[(x-2)(x+10)] = 3<BR>\n" );
document.write( "------<BR>\n" );
document.write( "log4(x^2+8x-20) = 3<BR>\n" );
document.write( "------<BR>\n" );
document.write( "x^2+8x-20 = 4^3 = 64<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "x^2 + 8x - 84 = 0<BR>\n" );
document.write( "(x-6)(x+14) = 0<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Positive solution:<BR>\n" );
document.write( "x = 6<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" );