Answer:

(which I believe is option B, although it seems to have some typos)
Step-by-step explanation:
We know that the total amount cannot be more than 120lb. This means that one side of our inequality is 
.We also know that each sausage (x) weighs 2lb, and each brisket (y) is 6 lb.
Thus, every x must contribute 2lb to the total in the inequality, and every y must contribute 6lb. This means another side of our equation must be 
Thus, our equation must be
