document.write( "Question 729721: Log base 3 (3x+18)=log base 3 (x squared+x)
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Algebra.Com's Answer #446192 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "if \"log%283%2C+%283x%2B18%29%29=log%283%2C+%28x%5E2%2Bx%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"3x%2B18=x%5E2%2Bx\"....solve for \"x\"\r
\n" ); document.write( "\n" ); document.write( "\"0=x%5E2-3x%2Bx-18\"\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2-2x-18=0\".....use quadratic formula\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+\"...note, \"a=1\", \"b=-2\", and \"c=-18\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%28-2%29+%2B-+sqrt%28+%28-2%29%5E2-4%2A1%2A%28-18%29+%29%29%2F%282%2A1%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%282+%2B-+sqrt%28+4%2B72+%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%282+%2B-+sqrt%28+76+%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%282+%2B-+sqrt%284%2A19+%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%282+%2B-+2sqrt%2819+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28cross%282%291+%2B-+cross%282%29sqrt%2819+%29%29%2Fcross%282%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%281+%2B-+sqrt%2819+%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%281+%2B-+4.35889894354%29+\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"x+=+1+%2B+4.35889894354+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=5.35889894354+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=5.36+\"\r
\n" ); document.write( "\n" ); document.write( "or\r
\n" ); document.write( "\n" ); document.write( "\"x+=+1+-+4.35889894354\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+-3.35889894354\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+-3.36\"\r
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