document.write( "Question 62866: 2^3x=128 \n" ); document.write( "

Algebra.Com's Answer #43680 by funmath(2933) $\"\"$ $\"About$

You can put this solution on YOUR website!
I am assuming that the exponent is 3x, let me know if that isn't what you meant.
\n" ); document.write( " $\"2%5E%283x%29=128\"$
\n" ); document.write( " $\"2%5E%283x%29=2%5E7\"$
\n" ); document.write( " $\"3x=7\"$
\n" ); document.write( " $\"3x%2F3=7%2F3\"$
\n" ); document.write( " $\"highlight%28x=7%2F3%29\"$
\n" ); document.write( "Check:
\n" ); document.write( " $\"2%5E%283%287%2F3%29%29=128\"$
\n" ); document.write( " $\"2%5E%2821%2F3%29=128\"$
\n" ); document.write( " $\"2%5E7=128\"$
\n" ); document.write( " $\"128=128\"$ We're right!!!
\n" ); document.write( "Happy Calculating!!!! \n" ); document.write( "

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