Perform the indicated operations.(3m2 - 2m + 10) + (9m - 2) - (4m2 - 30)
A. -m2 + 7m - 22
B. -m2 + 7m + 38
C. 7m2 + 7m - 22
D. -m2 - 11m + 38
Answer: B
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