Math, asked by christokeon08, 18 days ago

help please




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Answered by keshavsharma938
1

Answer:

answer=n²

Step-by-step explanation:

7n²-9n²+3n²

7n²+3n²-9n²

10n²-9n²

n²

Hence n² is the correct answer

Hope you will understand this step by step solution please Mark as Brainliest answer

Answered by pihu4976
1

Answer:

7n² - 9n² + 3 n²

= 7n² + 3n² - 9n²

= 10n² - 9n²

= 1n²

= n²

hope it helps you!!

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