Respuesta :

pc231392

Answer:

5p²+3q²-pq - 4pq-5q²-3p²

2p^2-2q^2-5pq

i think that’s the answer

combine like terms is the trick.

Step-by-step explanation:

sumitranp4

Answer:

5q²+3q²-pq-(4pq-5q²-3q²)

5q²+3q²-pq-4pq+5q²+3q²

5q²+5q²+3q²+3q²-pq-4pq

16q²-5pq