If x(x + y + z) = 20, y = (x + y + z) = 30 & z(x + y + z) = 50, then the value of 2(x + y + z) is? Options: A . &nbsp20 B . &nbsp10 C . &nbsp15 D . &nbsp18

If x(x + y + z) = 20, y = (x + y + z) = 30 & z(x + y + z) = 50, then the value o

Question

If x(x + y + z) = 20, y = (x + y + z) = 30 & z(x + y + z) = 50, then the value of 2(x + y + z) is?

Options:

A . 20

B . 10

C . 15

D . 18

Answer: Option A

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