Write as an addition problem and find the sum.Jane lost 9 pounds the first week and gained 2 pounds the second week. What was her net gain or loss?
A. -9 + 2 = -7 pounds
B. -9 + 2 = 7 pounds
C. 9 + (-2) = -11 pounds
D. 9 + (-2) = 11 pounds
Answer: A
Mathematics
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