Add:
3mn , -5mn , 8mn , -4mn
Answers
Answered by
18
Answer:
2mn
Step-by-step explanation:
= 3mn , -5mn , 8mn , -4mn
= 11mn - 9mn
= 2mn
Answered by
1
Answer:
2mn
Step-by-step explanation:
we can cut all the variables and then do the calculation showing the answer is 2mn
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