document.write( "Question 750413: The area of a rectangle is 250ft. You want the length to be 5ft longer than twice its width. What should the dimensions of the rectangle be. \n" ); document.write( "
Algebra.Com's Answer #456567 by tommyt3rd(5050)![]() ![]() You can put this solution on YOUR website! A=lw=250\r \n" ); document.write( "\n" ); document.write( "and \r \n" ); document.write( "\n" ); document.write( "l=2w+5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so we can write \n" ); document.write( "(2w+5)w=250\r \n" ); document.write( "\n" ); document.write( "or \r \n" ); document.write( "\n" ); document.write( "2w^2+5w-250=0\r \n" ); document.write( "\n" ); document.write( "which has w=10 as one solution\r \n" ); document.write( "\n" ); document.write( "therefore l=2(10)+5=25\r \n" ); document.write( "\n" ); document.write( "so 10ft x 25ft\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( ":) \n" ); document.write( " |