English, asked by brain693, 3 months ago

3mn,-5mn,8mn,-4mn
class 7

Answers

Answered by gautambaruah123

0

Answer:

what is the question??

L b h

Answered by amlapatigopalrao949

1

Answer:

2mn

Explanation:

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

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

= (3-5-8-4)mn

= (-2+4)mn

= 2mn

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