document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=886564>Question 886564</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the following equation for x:\r<BR>\n" );
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document.write( "log2(x + 7) + log2(x + 8) = 1\r<BR>\n" );
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document.write( "Note: Be sure to plug any solutions back into the original equation; if they don't work (e.g., you're forced to take the logarithm of a negative number, which is not possible), discard that solution.<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #535992 by </B><A HREF=/tutors/aboutme.mpl?userid=MathTherapy><B>MathTherapy(10552)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MathTherapy><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=MathTherapy><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=535992\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Solve the following equation for x:\r<BR>\n" );
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document.write( "log2(x + 7) + log2(x + 8) = 1\r<BR>\n" );
document.write( "\n" );
document.write( "Note: Be sure to plug any solutions back into the original equation; if they don't work (e.g., you're forced to take the logarithm of a negative number, which is not possible), discard that solution.<BR>\n" );
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document.write( "x = - 6.  <BR>\n" );
document.write( "x = - 9 is EXTRANEOUS. </SPAN>\n" );
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