document.write( "Question 704204: When the sum of 467 and four times a positive number is subtracted from the square of the number, the result is 154. Find the number.
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Algebra.Com's Answer #433971 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! When the sum of 467 and four times a positive number is subtracted from the square of the number, the result is 154. \n" ); document.write( ": \n" ); document.write( "Write an equation for what is says \n" ); document.write( "n^2 - (4n+467) = 154 \n" ); document.write( "n^2 - 4n - 467 = 154 \n" ); document.write( "n^2 - 4n - 467 - 154 = 0 \n" ); document.write( "A quadratic equation \n" ); document.write( "n^2 - 4n - 621 = 0 \n" ); document.write( "The solution should be an integer, this will factor, \n" ); document.write( "(n-27)(n+23) = 0 \n" ); document.write( "positive solution \n" ); document.write( "n = 27 \n" ); document.write( ": \n" ); document.write( "Check and see if that flies in the original equation. \n" ); document.write( " \n" ); document.write( " |