SOLUTION: 2m-[n-(m-2n)] Grouping symbols removed: Like terms combined:

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Question 182334: 2m-[n-(m-2n)]
Grouping symbols removed:
Like terms combined:
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
2m-[n-(m-2n)]
= 2m - [n-m+2n]
= 2m - [3n-m]
= 2m - 3n + m
= 3m - 3n
= 3(m-n)
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Cheers,
Stan H.