Match the system of equations with one of the graphs ( $a$ ) - $(f),$ which follow.
A.(GRAPH CANNOT COPY)
B.(GRAPH CANNOT COPY)
C.(GRAPH CANNOT COPY)
D.(GRAPH CANNOT COPY)
E.(GRAPH CANNOT COPY)
F.(GRAPH CANNOT COPY)
$$\begin{aligned}
&x+y=-2\\
&y=x-8
\end{aligned}$$