Write the System of Equations Associated with the Augmented Matrix $$\left[ \begin{array} { r r | r } - 4 & - 6 & 4 \\4 & - 7 & - 9\end{array} \right]$$

Multiple Choice

Write the system of equations associated with the augmented matrix. Do not solve.
- $$\left[ \begin{array} { r r | r } - 4 & - 6 & 4 \\4 & - 7 & - 9\end{array} \right]$$

A) $- 4 x - 6 y = 0$
$4 x - 7 y = 0$

B) $- 4 x - 6 y = 4$
$- 7 x + 4 y = - 9$

C) $- 4 x - 6 y = 4$
$4 x - 7 y = - 9$

D) $- 6 x - 4 y = 4$
$4 x - 7 y = - 9$