document.write( "Question 172820: Log(2) (x-8) + Log(2) (x+4) = 5 \n" ); document.write( "

Algebra.Com's Answer #127673 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"log%282%29%2A%28x-8%29+%2B+log%282%29%2A%28x%2B4%29+=+5\"$
\n" ); document.write( " $\"log%282%29%2A%28x+-+8+%2B+x+%2B+4%29+=+5\"$
\n" ); document.write( " $\"log%282%29+%2A%282x+-+4%29+=+5\"$
\n" ); document.write( " $\"2%2Alog%282%29%2A%28x+-+2%29+=+5\"$
\n" ); document.write( " $\"log%282%5E2%29%2A%28x-2%29+=+5\"$
\n" ); document.write( " $\"x+-+2+=+5%2Flog%284%29\"$
\n" ); document.write( " $\"x+=+5%2Flog%284%29+%2B+2\"$ answer
\n" ); document.write( "I'll check the answer
\n" ); document.write( " $\"log%282%29%2A%28x-8%29+%2B+log%282%29%2A%28x%2B4%29+=+5\"$
\n" ); document.write( "

\n" ); document.write( " $\"log%282%29%2A%285%2Flog%284%29+-+6%29+%2B+log%282%29%2A%285%2Flog%284%29+%2B+6%29+=+5\"$
\n" ); document.write( "

\n" ); document.write( " $\"10%2A%28log%282%29%2Flog%284%29%29+=+5\"$
\n" ); document.write( " $\"log%282%29%2Flog%284%29+=+1%2F2\"$
\n" ); document.write( " $\"log%282%29+=+%281%2F2%29%2Alog%284%29\"$
\n" ); document.write( " $\"log%282%29+=+log%284%5E%281%2F2%29%29\"$
\n" ); document.write( " $\"log%282%29+=+log%282%29\"$
\n" ); document.write( "OK \n" ); document.write( "

\n" );