document.write( "Question 310655: How do i solve an equation with the variable in the exponent? I know i have to use logs but i do not know how. \n" ); document.write( "

Algebra.Com's Answer #222141 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
Two examples:
\n" ); document.write( " $\"5%5E%282x%29=10\"$
\n" ); document.write( " $\"log%285%2C5%5E%282x%29%29=log%285%2C10%29\"$
\n" ); document.write( " $\"2x=log%285%2C10%29\"$
\n" ); document.write( " $\"x=%281%2F2%29log%285%2C10%29\"$
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( " $\"8%5E%28x-3%29=2%5E%282x%29\"$
\n" ); document.write( " $\"%282%5E3%29%5E%28x-3%29=2%5E%282x%29\"$
\n" ); document.write( " $\"2%5E%283%28x-3%29%29=2%5E%282x%29\"$
\n" ); document.write( " $\"log%282%2C2%5E%283%28x-3%29%29%29=log%282%2C2%5E%282x%29%29\"$
\n" ); document.write( " $\"3%28x-3%29=2x\"$
\n" ); document.write( " $\"3x-9=2x\"$
\n" ); document.write( " $\"x=9\"$ \n" ); document.write( "

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