document.write( "Question 617733: 4 over x^2= 7 over x +2 \n" ); document.write( "
Algebra.Com's Answer #388574 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"4%2Fx%5E2+=+7%2F%28x%2B2%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"4%28x%2B2%29+=+7x%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"4x%2B8+=+7x%5E2\"\r
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\n" ); document.write( "\n" ); document.write( "\"0+=+7x%5E2-4x-8\"\r
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\n" ); document.write( "\n" ); document.write( "\"7x%5E2-4x-8+=+0\"\r
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\n" ); document.write( "\n" ); document.write( "\"7x%5E2-4x-8+=+0\"\r
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\n" ); document.write( "\n" ); document.write( "Now use the quadratic formula to solve.\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b%2B-sqrt%28b%5E2-4ac%29%29%2F%282a%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%28-4%29%2B-sqrt%28%28-4%29%5E2-4%287%29%28-8%29%29%29%2F%282%287%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%284%2B-sqrt%2816-%28-224%29%29%29%2F%2814%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%284%2B-sqrt%28240%29%29%2F14\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%284%2Bsqrt%28240%29%29%2F14\" or \"x+=+%284-sqrt%28240%29%29%2F14\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%284%2B4%2Asqrt%2815%29%29%2F14\" or \"x+=+%284-4%2Asqrt%2815%29%29%2F14\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%282%2B2%2Asqrt%2815%29%29%2F7\" or \"x+=+%282-2%2Asqrt%2815%29%29%2F7\"\r
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\n" ); document.write( "\n" ); document.write( "So the solutions are \"x+=+%282%2B2%2Asqrt%2815%29%29%2F7\" or \"x+=+%282-2%2Asqrt%2815%29%29%2F7\"
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