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I need help bc I'm a very slow child in advanced math ​

I need help bc I'm a very slow child in advanced math ​-example-1
User Sathya Raj
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1 Answer

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Answer: -n - 2

Explanation:

3n + 2( -2n -1)

3n - 4n - 2

-n - 2

User Karim Tawfik
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