document.write( "Question 189991: Solve each equation.() means that number is the base number\r
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\n" ); document.write( "\n" ); document.write( "8 – 3^x = –1 \r
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\n" ); document.write( "\n" ); document.write( "log(3)81 = x\r
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\n" ); document.write( "\n" ); document.write( "log x – log 3 = 2
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Algebra.Com's Answer #142573 by stanbon(75887)\"\" \"About 
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
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\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
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\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
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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