document.write( "Question 90339: log6(x+3) + log6(x+4)=1 \n" ); document.write( "

Algebra.Com's Answer #65649 by Nate(3500) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"log%286%2Cx+%2B+3%29+%2B+log%286%2Cx+%2B+4%29+=+1\"$
\n" ); document.write( " $\"log%286%2C%28x+%2B+3%29%28x+%2B+4%29%29+=+1\"$
\n" ); document.write( " $\"%28x+%2B+3%29%28x+%2B+4%29+=+6%5E1\"$
\n" ); document.write( " $\"x%5E2+%2B+7x+%2B+12+=+6\"$
\n" ); document.write( " $\"x%5E2+%2B+7x+%2B+6+=+0\"$
\n" ); document.write( " $\"%28x+%2B+6%29%28x+%2B+1%29+=+0\"$
\n" ); document.write( "x = -6 and -1
\n" ); document.write( "Check:
\n" ); document.write( "x = -1 only
\n" ); document.write( " $\"graph%28300%2C300%2C-8%2C2%2C-5%2C5%2Clog%286%2Cx+%2B+3%29+%2B+log%286%2Cx+%2B+4%29%2C1%29\"$ \n" ); document.write( "

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