document.write( "Question 861410: The length of a rectangle is 13 centimeters less than five times its width. The area is 28 square centimeters. Find the dimensions of the rectangle.
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Algebra.Com's Answer #805864 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! width = x \n" ); document.write( "length = 5x-13\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x(5x-13) = 28 \n" ); document.write( "5x^2 - 13x - 28 = 0 \n" ); document.write( "(x - 4)(5x + 7) = 0 \n" ); document.write( "x = 4 or x = -7/5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Distance must be positive, so the rectangle is 4 inches wide and 7 inches long. \n" ); document.write( " |