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1. If x + y = 6, y + z = 4 and z + x = 2, then 2y - z - x ?
- A. 0
- B. 0
- C. 0
- D. 0
Answer: Option D
Explanation:
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1. If x + y = 6, y + z = 4 and z + x = 2, then 2y - z - x ?
Answer: Option D
Explanation:
Post your comments here: