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ANTONII [103]
3 years ago
11

Please help, Answers to any of these questions??

Mathematics
1 answer:
igomit [66]3 years ago
3 0

Answer:

13) began with 34

Step-by-step explanation:

20 cards replaced and now have 37

37-20=17

17 is half of the baseball cards

17x2= 34 which is what you began with

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