Find the value of $x, y$ and $z$ from the following equation: $\begin{bmatrix} x+y+z \\ x+z \\ y+z \end{bmatrix} = \begin{bmatrix} 9 \\ 5 \\ 7 \end{bmatrix}$

  • A
    $x=2, y=4, z=3$
  • B
    $x=4, y=4, z=3$
  • C
    $x=2, y=2, z=3$
  • D
    $x=2, y=4, z=5$

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