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Worksheet Worksheet 1

1.
Graph the lines and describe their configuration.
2.
Graph the lines and describe their configuration.
3.
Determine whether is a solution of the system of equations.
\begin{equation*} \left\{ \begin{array} {rcrcr} 2x \amp + \amp y \amp = \amp -5 \\ x \amp - \amp 3y \amp = \amp -1 \end{array} \right. \end{equation*}