document.write( "Question 534581: The length of a rectangular parking lot is 4 times greater than the width. The area of the parking lot is 140 square yards. Find the length and width. \n" ); document.write( "
Algebra.Com's Answer #351591 by unlockmath(1688) You can put this solution on YOUR website! Hello, \n" ); document.write( "Let x represent the width and 4x will be the length. \n" ); document.write( "Length times width gives us the area of a rectangle. \n" ); document.write( "x(4x)=140 \n" ); document.write( "Rewritten as: \n" ); document.write( "4x^2=140 \n" ); document.write( "Divide by 4: \n" ); document.write( "x^2=35 \n" ); document.write( "Square root both sides: \n" ); document.write( "x=Sq rt 35 or approx 5.916 yards for the width \n" ); document.write( "Length is 23.664 yards (approx) \n" ); document.write( "Make sense? \n" ); document.write( "RJ \n" ); document.write( " |