Question

please answer quick​

Answer 1

Answer:

Pls mark me as brainliest

Step-by-step explanation:

5m^2 + 3n^2 - 2mn - (5m^2 - 4n^2 - 4mn)

5m^2 + 3n^2 - 2mn - 5m^2 + 4n^2 + 8mn

7n^2 + 6mn

Answer 2

Answer:

please check in attachment please Mark me as the brainliest plzz ✌️✌️✌️✌️✌️