document.write( "Question 404423: 1/3x=3x-9\r
\n" ); document.write( "\n" ); document.write( "i am a grandmother trying to help my grandchild. Although I aced algebra in high school, that was over half century ago. i having been trying for days with the help of the internet and textbooks and just can't figure out how to do this simple math. maybe you can help. please show steps.
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Algebra.Com's Answer #285780 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\"%281%2F3x%29=3x-9\"...first, get a rid of denominator, multiply equation by \"3x\"\r
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\n" ); document.write( "\n" ); document.write( "\"3x%281%2F3x%29=3x%2A3x-9%2A3x\"\r
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\n" ); document.write( "\n" ); document.write( "\"cross%283x%29%281%2Fcross%283x%29%29=+9x%5E2-+27x\"\r
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\n" ); document.write( "\n" ); document.write( "\"1+=+9x%5E2-+27x\".......add \"-1\" to both sides\r
\n" ); document.write( "\n" ); document.write( "\"1-1+=+9x%5E2-+27x+-1\"\r
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\n" ); document.write( "\n" ); document.write( "\"0+=+9x%5E2-+27x+-1\"\r
\n" ); document.write( "\n" ); document.write( "or\r
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\n" ); document.write( "\n" ); document.write( "\"9x%5E2-+27x+-1+=+0\"......use quadratic formula to find roots\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"\r
\n" ); document.write( "\n" ); document.write( "you have: \"a=9\", \"b=+-27\" and \"c=+-1\".....plug it in quadratic formula\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%28-27%29+%2B-+sqrt%28+%28-27%29%5E2-4%2A9%2A%28-1%29+%29%29%2F2%2A9+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%2827+%2B-+sqrt%28+%28729+%2B+36+%29%29%29%2F18+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%2827+%2B-+sqrt%28+765%29%29%2F18+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%2827+%2B-+27.66%29%2F18+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x1+=+%2827+%2B+27.66%29%2F18+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x1+=+%2854.66%29%2F18+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x1+=+3.037+\".........first root\r
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\n" ); document.write( "\n" ); document.write( "\"x2+=+%2827+-+27.66%29%2F18+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x2+=+%28-0.66%29%2F18+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x2+=+-0.037+\".........second root\r
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\n" ); document.write( "\n" ); document.write( "check:\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F3x%29=3x-9\".....plug in \"x1+=+3.037+\"\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F3%2A3.037%29=3%2A3.037-9\"\r
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\n" ); document.write( "\n" ); document.write( "\"%281%2F9.11%29=+9.11-9\"\r
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\n" ); document.write( "\n" ); document.write( "\"%280.11%29=+0.11\"\r
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