Write the System of Equations Associated with the Augmented Matrix $\left[\begin{array}{rr|r}1 & 0 & -10 \\ 0 & 1 & 9\end{array}\right]$

Multiple Choice

Write the system of equations associated with the augmented matrix. Do not solve.
- $\left[\begin{array}{rr|r}1 & 0 & -10 \\ 0 & 1 & 9\end{array}\right]$

A) $x=0$
$\mathrm{y}=0$
B) $x=-10$
$y=9$
C) $x=10$
$y=-9$
D) $x=1$
$\mathrm{y}=1$