Answer:
the answer is 11n/2-p/2-2
Step-by-step explanation:
You have it right. 5.5n-1/2p-2
You add 4.25 and 5/4 to get 5.5. Then you subtract 2p from 3/2p. After that, you subtract 3 from 1 to get -2. You then put it together to get 5.5n-1/2p-2.
