Question

add the given terms 3mn ,_5mn,8mn,_4mn​

Answer 1

HERE IS YOUR ANSWER :

3mn+(-5mn)+8mn+(-4mn)

=> 3mn-5mn+8mn-4mn

=> -2mn+4mn

=> 2mn

SO THE ANSWER IS 2mn

HOPE IT HELPS YOU.

Answer 2

HERE IS YOUR ANSWER :-

3mn - 5mn + 8 mn - 4mn

=3mn + 8mn - 5mn - 4mn

=11mn - 9mn

=2mn

So, the answer is 2mn

HOPE ITS HELPFUL FOR YOU MATE ☺️☺️☺️