document.write( "Question 1113650: Solve for x:\r
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Algebra.Com's Answer #728740 by ikleyn(52879)\"\" \"About 
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document.write( "\"sqrt+%287x%29\" -\"sqrt+%283x%29\" = \"4\"\r\n" );
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document.write( "\"%28sqrt%287%29+-+sqrt%283%29%29\".\"sqrt%28x%29\" = \"4\"\r\n" );
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document.write( "\"sqrt%28x%29\" = \"4%2F%28sqrt%287%29-sqrt%283%29%29\" = rationalize the fraction = \"4%2F%28sqrt%287%29-sqrt%283%29%29\".\"%28sqrt%287%29%2Bsqrt%283%29%29%2F%28sqrt%287%29%2Bsqrt%283%29%29\" =  = \"%284%2A%28sqrt%287%29%2Bsqrt%283%29%29%29%2F%287-3%29\" = \"sqrt%287%29%2Bsqrt%283%29\"  ====>\r\n" );
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document.write( "x = \"%28sqrt%287%29+%2B+sqrt%283%29%29%5E2\" = \"7+%2B+3+%2B+2%2Asqrt%287%2A3%29\" = \"10%2B2%2Asqrt%2821%29\" = 19.165 (approximately).\r\n" );
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