Determine Whether the Ordered Pair Is a Solution of the System

question 138

True/False

Determine whether the ordered pair is a solution of the system of linear equations.
- $\begin{array} { l } ( - 2,9 ) ; \\\left\{ \begin{array} { l } 2 x = 6 - y \\x + 3 y = 25\end{array} \right.\end{array}$

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