document.write( "Question 366595: 4^x-1 = 3^2x
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Algebra.Com's Answer #261358 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"log%284%2C4%5E%28x-1%29%29=log%284%2C3%5E%282x%29%29\"$
\n" ); document.write( " $\"x-1=log%284%2C3%5E%282x%29%29\"$
\n" ); document.write( " $\"x-1=2x%2Alog%284%2C%283%29%29\"$
\n" ); document.write( " $\"x-2xlog%284%2C%283%29%29=1\"$
\n" ); document.write( " $\"x%281-2log%284%2C3%29%29=1\"$
\n" ); document.write( " $\"x=1%2F%281-2log%284%2C%283%29%29%29\"$
\n" ); document.write( " $\"x=1%2F%281-2%2A%28log%2810%2C%283%29%29%2Flog%2810%2C%284%29%29%29%29\"$
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\n" ); document.write( "or approximately,
\n" ); document.write( " $\"x=-1.7095\"$ \n" ); document.write( "

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