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r-ruslan [8.4K]
3 years ago
13

Need help with us question

Mathematics
1 answer:
lina2011 [118]3 years ago
7 0

Answer:

17. 20  

18. 50

19. 50

20. 70

21. 110

22. 160

Step-by-step explanation:

I did this assignment already :)

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