Math, asked by srisayan3427, 8 months ago

3n²+5mn-6m²+2m²-3mn-4n²+2mn-3m²-7n²

Answers

Answered by rajkumarirajkumari52

3

Answer:

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Answered by lvhariyanka

7

Step-by-step explanation:

3n²+5mn-6m²+2m²-3mn-4n²+2mn-3m²-7n²

3n²-4n²-7n²-6m²+2m²-3m²+5mn-3mn+2mn

-8n²+7m²+4mn

8n²-4mn-7m²

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