document.write( "Question 740085: lnx+ln(x+3)=ln10 \n" ); document.write( "
Algebra.Com's Answer #451495 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "\"+ln%28x%29%2Bln%28x%2B3%29=ln%2810%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"+ln%28x%28x%2B3%29%29=ln%2810%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%28x%2B3%29=10\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B3x=10\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B3x-10=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-3+%2B-+sqrt%28+3%5E2-4%2A1%2A%28-10%29+%29%29%2F%282%2A1%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-3+%2B-+sqrt%28+9%2B40+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-3+%2B-+sqrt%28+49+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-3+%2B-+7%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "solution: we need only positive solution\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-3+%2B+7%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+4%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+2+\"\r
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