document.write( "Question 1066223: When the sum of 7 and twice a positive number is subtracted from the square of the​ number, 0 results. Find the number.\r
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Algebra.Com's Answer #681415 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "\"x%5E2+-+%282x%2B7%29\" = 0,\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2+-+2x+-+7\" = 0.\r
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\n" ); document.write( "\n" ); document.write( "Solve for x.\r
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