document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=863762>Question 863762</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how to solve logbase7 (x+5)-logbase7 *3=logbase7 *21 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #520613 by </B><A HREF=/tutors/aboutme.mpl?userid=rothauserc><B>rothauserc(4718)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rothauserc><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=rothauserc><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=520613\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> logbase7 (x+5)-logbase7 *3=logbase7 *21<BR>\n" );
document.write( "I assume you meant<BR>\n" );
document.write( "logbase7 (x+5)-logbase7 (3) = logbase7 (21)<BR>\n" );
document.write( "logbase7 (x+5) = logbase7 (21) + logbase7 (3)<BR>\n" );
document.write( "logbase7 (x+5) =  1.565 + 0.565 = 2.13<BR>\n" );
document.write( "use definition of logarithm, x=b^y then y=log base b (x)<BR>\n" );
document.write( "x+5 = 7^(2.13) = 63.104<BR>\n" );
document.write( "x = 58.104<BR>\n" );
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