Question

Add 3mn,-5mn,8mn and -4mn

Answer 1

Answer:

Hey mate! here is your answer

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

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

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

= 11mn - 9mn = 2mn answer.

Hope it helps you DEAR

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Answer 2

Answer: 2mn

Step-by-step explanation:

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

(3-5+8-4)mn

(3+8-5-4)mn

(11-9)mn

2mn

Hope it helps.