document.write( "Question 629902: The sum of the squares of two numbers which differ by 3 is equal to 549. Find the numbers. \n" ); document.write( "
Algebra.Com's Answer #396586 by Charles3475(23)\"\" \"About 
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Let x be the first number.\r
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\n" ); document.write( "\n" ); document.write( "The second number would then be x + 3\r
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\n" ); document.write( "\n" ); document.write( "The sum of the squares would then be:\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2+%2B+%28x%2B3%29%5E2+=+549\" (Given)\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2+%2B+x%5E2+%2B+6x+%2B+9+=+549\" (Expand terms)\r
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\n" ); document.write( "\n" ); document.write( "\"2x%5E2+%2B+6x+-+540+=+0\" (Subtract 549 from both sides and Add like terms)\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2+%2B+3x+-+270+=+0\" (Divide both sides by 2)\r
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\n" ); document.write( "\n" ); document.write( "\"%28x%2B18%29%2A%28x-15%29+=+0\" (Factor the equation)\r
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\n" ); document.write( "\n" ); document.write( "Either (x+18) = 0 or (x-15) = 0\r
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\n" ); document.write( "\n" ); document.write( "x equals -18 or 15 (Solve for x) \r
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\n" ); document.write( "\n" ); document.write( "There are two pairs of numbers that work (-18, -15) and (15, 18)\r
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