Question 534581
Hello, 
Let x represent the width and 4x will be the length.
Length times width gives us the area of a rectangle.
x(4x)=140
Rewritten as:
4x^2=140
Divide by 4:
x^2=35
Square root both sides:
x=Sq rt 35 or approx 5.916 yards for the width
Length is 23.664 yards (approx)
Make sense?
RJ