document.write( "Question 809183: Hi, I need help with this question.\r
\n" ); document.write( "\n" ); document.write( "81^x=1/729
\n" ); document.write( "So 81 to the power of what equals 1/729
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Algebra.Com's Answer #487430 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
9^(2x+3) = 1
\n" ); document.write( "x=-3/2\r
\n" ); document.write( "\n" ); document.write( "81^(-3/2)=1/279
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