document.write( "Question 1029648: Solve 3^2x-1 = 5^x for x \n" ); document.write( "
Algebra.Com's Answer #644613 by stanbon(75887) ![]() You can put this solution on YOUR website! Solve 3^2x-1 = 5^x for x \n" ); document.write( "----------------- \n" ); document.write( "(2x-1)*log(3) = x*log(5) \n" ); document.write( "------ \n" ); document.write( "(2x*log(3)-log(3) - [x*log(5)] = 0 \n" ); document.write( "----- \n" ); document.write( "x[2log(3) - (log(5)] = log(3) \n" ); document.write( "------- \n" ); document.write( "x[log(9)-log(5)] = log(3) \n" ); document.write( "------- \n" ); document.write( "x = 0.4771/0.2553 \n" ); document.write( "x = 1.8690 \n" ); document.write( "--- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------- \n" ); document.write( " |