Is $( 6,0 )$ A Solution to the System $\left\{ \begin{array} { l } x - 3 y = 6 \\x + y = - 2\end{array} \right.$

Short Answer

Is $( 6,0 )$ a solution to the system $\left\{ \begin{array} { l } x - 3 y = 6 \\x + y = - 2\end{array} \right.$ ? Use the given graph of the system to answer the question.