document.write( "Question 50122: log4x+log4(x+12)=3
\n" ); document.write( "(x)(x+12)=4^3
\n" ); document.write( "x^2+4x+12=48
\n" ); document.write( "x^2+4x=36
\n" ); document.write( "x(x+12)=36
\n" ); document.write( "x=?
\n" ); document.write( "I'm missing something right?
\n" ); document.write( "

Algebra.Com's Answer #33311 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
log4x+log4(x+12)=3
\n" ); document.write( "(x)(x+12)=4^3
\n" ); document.write( "x^2+12x-64=0
\n" ); document.write( "(x+16)(x-4)=0
\n" ); document.write( "x=4
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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\n" ); document.write( "
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