Question

add the following please tell step by step3mn-5mn,8mn,-4mn​

Answer 1

Answer: pls mark me as brainliest

Step-by-step explanation:

3mn,−5mn,8mn,−4mn=3mn+(−5mn)+8mn+(−4mn)

=(3−5+8−4)mn=2mn.

Answer 2

Answer:

3mn-5mn,8mn,-4mn

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

3mn-5mn+8mn-4mn

11mn-9mn

2mn

hope you like it

please mark me as BRAINLIEST