Add 3mn , _ 5 mn , 8 mn _ 4 mn
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Answered by
2
Step-by-step explanation:
20 mm is correct answer. please markbrainlist
Answered by
5
Answer:
2mn is the correct answer.
Step-by-step explanation:
3mn + (- 5mn) + 8mn +(- 4mn)
3mn -5mn + 8mn - 4mn
-2mn +4mn
2mn
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