x, y and z are 3 values, such that x - y = 12, y + z = 17 an

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x, y and z are 3 values, such that x - y = 12, y + z = 17 and z + x = 19. What is the average of x, y and z ?

[SSC CHSL 16th March 2023 Shift-1 With Answers]

A

10

B

8

C

6

D

4

...

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