Answer:
width = 3.5 feet length = 8 feet.
Step-by-step explanation:
W=x
L=2x+1
Area=(2x+1)x=28
2x^2+x=28
2x^2+x-28=0
(2x-7)(x+4)=0
x=3.5,-4. It should be a positive number so W=3.5
2x+1=8 2x3.5=7 7+1 = 8 L=8
That area is 28 ft^2
width is 3.5 feet and length is 8 feet.
