document.write( "Question 74130: please help me to solve this: 1/81=27^(x-2) \n" ); document.write( "
Algebra.Com's Answer #53122 by funmath(2933)\"\" \"About 
You can put this solution on YOUR website!
please help me to solve this: 1/81=27^(x-2)
\n" ); document.write( "\"81%5E%28-1%29=27%5E%28x-2%29\"
\n" ); document.write( "\"%283%5E4%29%5E%28-1%29=%283%5E3%29%5E%28x-2%29\"
\n" ); document.write( "\"3%5E%28-4%29=3%5E%283%28x-2%29%29\"
\n" ); document.write( "Once the bases are the same, equate their exponents.
\n" ); document.write( "-4=3(x-2)
\n" ); document.write( "-4=3x-6
\n" ); document.write( "-4+6=3x-6+6
\n" ); document.write( "2=3x
\n" ); document.write( "2/3=3x/3
\n" ); document.write( "x=2/3
\n" ); document.write( "Happy Calculating!!!!
\n" ); document.write( "
\n" );