Answer:
b
Step-by-step explanation:
here you go, I think this is right
468
did the test on k12 :)
(x + 3) cm.
Area = 2x^2 + 8x + 6
= (2x + 2)(x + 3)
The width = area / length
= (2x + 2) (x + 3) / (2x + 2)
= x + 3 cm.