Answer:
4.2m^2+1.5n
Explanation:
1.7m^2 + 6.5n - 4n + 2.5m^2 - n
First, rearrange the numbers so that they can be added or subtracted with their like terms.
It would look like this:
(1.7m^2 + 2.5m^2) + (6.5n - 4n - n)
All you have to do is solve from here
this would simplify into:
4.2m^2+1.5n
Hope this helped!