document.write( "Question 1007386: A rectangular swimming pool is 10 meters longer than twice its width. Determine the dimensions of the pool if the perimeter of the pool is 140 meters. \n" ); document.write( "
Algebra.Com's Answer #623301 by tiffany222(56)![]() ![]() ![]() You can put this solution on YOUR website! Let width be x \n" ); document.write( "Let length be y\r \n" ); document.write( "\n" ); document.write( "y = 2x + 10\r \n" ); document.write( "\n" ); document.write( "2x + 2y = P \n" ); document.write( "2x + 2(2x + 10) = 140 \n" ); document.write( "2x + 4x + 20 = 140 \n" ); document.write( "6x + 20 = 140 \n" ); document.write( "6x = 120 \n" ); document.write( "x = 20\r \n" ); document.write( "\n" ); document.write( "y = 2x + 10 = 2(20) +10 = 50\r \n" ); document.write( "\n" ); document.write( "Final Answer: \n" ); document.write( "Width = 20 meters \n" ); document.write( "Length = 50 meters \n" ); document.write( " |