document.write( "Question 834264: The length of a rectangle is three times its width. It's perimeter is 80 m. What are the length and the width of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #805981 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! width = w \n" ); document.write( "length = 3w\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2w + 2(3w) = 80 \n" ); document.write( "2w + 6w = 80 \n" ); document.write( "8w = 80 \n" ); document.write( "w = 10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The rectangle is 10 m wide and 30 m long. \n" ); document.write( " |