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Exercises

Page (5 of 8) Exercises:   1    2    3    4    5    6    7    8  

Exercise 5

What is statement 12 given its reason?

Given: A = B, B = C, X = Y, Y = Z, H = G, G ≠ 0

Prove: 

StatementsReasons
1. A = BGiven
2. B = CGiven
3. X = YGiven
4. Y = ZGiven
5. H = GGiven
6. G ≠ 0Given
7. A = CTransitive Property (1 and 2)
8. H ≠ 0Substitution Property (5 and 6)
9. AB = BBMultiplication Property (1)
10. AB = BCSubstitution Property (9 and 2)
11. Division Property (10 and 6)
12. ?Substitution Property (11 and 5)
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