document.write( "Question 204102: the perimeter of a rectangle is twice the sum of its length and its width. The perimeter is 28 meters and it's length is 2 meters more than twice it's width. What is it's length? \n" ); document.write( "
Algebra.Com's Answer #154076 by MathTherapy(10552)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "Perimeter of a rectangle = twice its width + twice its length\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let width be w\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since length is 2 more than twice its width, then length = 2w + 2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2w + 2(2w + 2) = 28\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2w + 4w + 4 = 28\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "6w = 24\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "w = 4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Since width is 4, then length is 2(4) + 2 = |