If [[x], [y], [z]]=(1)/(40)[[5, 10, -5],...

If `[[x], [y], [z]]=(1)/(40)[[5, 10, -5], [-5, -2, 13], [10, -4, 6]][[5], [0], [5]]`, then `x+y+z=`

A

3

B

0

C

2

D

1

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The correct Answer is:

A

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