document.write( "Question 200303: The length of a rectangle is 3m more than twice its width, and the area of the rectangle is 77 square meters. Find the dimensions of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #150588 by RAY100(1637)![]() ![]() ![]() You can put this solution on YOUR website! Area = Length * Width = (2w+3) * (w) = 77 \n" ); document.write( ". \n" ); document.write( "2w^2 +3w -77 = 0 \n" ); document.write( ", \n" ); document.write( "(2w-11)(w+7) =0 \n" ); document.write( ". \n" ); document.write( "2w-11 = 0,,,,w=11/2=5.5 m \n" ); document.write( ". \n" ); document.write( "w+7 =0,,,,,,,,w=-7 (not reasonable) \n" ); document.write( ". \n" ); document.write( "L= 2w+3 = 14 m \n" ); document.write( ". \n" ); document.write( "check,,,,,A = L*W = 14*5.5= 77,,,,ok \n" ); document.write( " |