document.write( "Question 759176: Find the exact value solution \r
\n" ); document.write( "\n" ); document.write( "log (5x) + log (x-1) = 2
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Algebra.Com's Answer #461905 by sachi(548)\"\" \"About 
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log (5x) + log (x-1) = 2
\n" ); document.write( "or log[5x(x-1)]=2
\n" ); document.write( "or 5x(x-1)=AntiLog(2) = 102=100
\n" ); document.write( "or x(x-1)=100/5=20
\n" ); document.write( "or x^2-x-20=0
\n" ); document.write( "or x^2-5x+4x-20=0
\n" ); document.write( "or x(x-5)+4(x-5)=0
\n" ); document.write( "or (x-5)(x+4)=0
\n" ); document.write( "or x=5 or -4
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