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Mathematics, 28.08.2019 10:00 saif27

Tina lost 3 pounds on the first week of her diet. she gained a pound on the second week, and then lost 2 pounds a week during every week afterwards. she has been dieting for a total of 13 weeks. how many pounds has tina lost in all?
a. 26 pounds
b. 20 pounds
c. 24 pounds
d. 22 pounds

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