document.write( "Question 630076: I'm having a hard time solving the following question: Naima’s backyard is the shape of a rectangle. The length is 5 m less than twice the width, and the perimeter is 80 m. Find the dimensions of the yard \n" ); document.write( "
Algebra.Com's Answer #396691 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Naima’s backyard is the shape of a rectangle. The length is 5 m less than twice the width, and the perimeter is 80 m. Find the dimensions of the yard \n" ); document.write( "----- \n" ); document.write( "Draw the picture. \n" ); document.write( "P = 2L + 2W = 80m \n" ); document.write( "L + W = 40m \n" ); document.write( "--- \n" ); document.write( "L = 2W-5 \n" ); document.write( "--- \n" ); document.write( "Substitute and solve for \"W\". \n" ); document.write( "2W-5+W = 40 \n" ); document.write( "3W = 45 \n" ); document.write( "Width = 15m \n" ); document.write( "---- \n" ); document.write( "Solve for \"L\": \n" ); document.write( "L = 2W-5 \n" ); document.write( "L = 2*15-5 \n" ); document.write( "Length = 25m \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================= \n" ); document.write( " |