document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=324708>Question 324708</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the equation  2^x-1 = 8.  Give solution in fractional form. \r<BR>\n" );
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document.write( "Can you show me how you come up with the answer so I can figure out how to do it.  The sample my teacher gave us is nothing like this problem. Thanks for you help. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #232465 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=232465\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Solve the equation  2^x-1 = 8<BR>\n" );
document.write( "2^x = 7<BR>\n" );
document.write( "x*log(2) = log(7)<BR>\n" );
document.write( "x = log(7)/log(2)<BR>\n" );
document.write( "x =~ 2.807355<BR>\n" );
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