document.write( "Question 298754: Solve
\n" ); document.write( "log x + log (x+3)=10
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Algebra.Com's Answer #214818 by user_dude2008(1862)\"\" \"About 
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log x + log (x+3)=10\r
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\n" ); document.write( "\n" ); document.write( "log [x(x+3)]=10\r
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\n" ); document.write( "\n" ); document.write( "x^2+3x=10^10 \r
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\n" ); document.write( "\n" ); document.write( "x^2 +3x - 10000000000=0\r
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\n" ); document.write( "\n" ); document.write( "Answer: x=99998.5000112
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