document.write( "Question 189991: Solve each equation.() means that number is the base number\r
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document.write( "8 – 3^x = –1 \r
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document.write( "log(3)81 = x\r
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document.write( "log x – log 3 = 2 \n" );
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Algebra.Com's Answer #142573 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 8 – 3^x = –1 \n" ); document.write( "3^x = 9 \n" ); document.write( "3^x = 3^2 \n" ); document.write( "x = 2 \n" ); document.write( "------------------\r \n" ); document.write( "\n" ); document.write( "log(3)81 = x \n" ); document.write( "3^x = 81 \n" ); document.write( "3^x = 3^4 \n" ); document.write( "x = 4 \n" ); document.write( "------------------- \r \n" ); document.write( "\n" ); document.write( "log x – log 3 = 2 \n" ); document.write( "log(x/3) = 2 \n" ); document.write( "x/3 = 10^2 \n" ); document.write( "x/3 = 100 \n" ); document.write( "x = 300 \n" ); document.write( "--------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |