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Subtract: (3m2 + 2n) – (m2 + 2n)
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4 votes
Subtract: (3m2 + 2n) – (m2 + 2n)

User Seth Connell
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2 Answers

4 votes
the answer should be2m^2
User Mibrahimy
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8.8k points
4 votes
the negative in front of the second bracket means that it's times by -1 so each of their signs switches:
3m^2+2n-m^2-2n
Add like terms
2m^2
the 2n cancels out
User Mohammedkhan
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9.0k points
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