Question

3) Add the polynomials (9m + 5n + 4) + (-2m - 5n +1)​

Answer 1

Answer:

Question :-

➠ (9m + 5n + 4) + (-2m - 5n + 1)

Answer :-

➠ (9m + 5n + 4) + (-2m - 5n + 1)

➻ 9m + 5n + 4 - 2m - 5n + 1

➻ 9m - 2m + 5n - 5n + 4 + 1

➻ 7m + 5

Answer 2

Answer:

please brainliest

and thanks