Solve the System of Linear Equations $\left\{ \begin{array} { r } x - 7 z = - 41 \\- 3 x - 2 y + 7 z = 35 \\7 z = 49\end{array} \right.$

question 53

Essay

Solve the system of linear equations. $\left\{ \begin{array} { r } x - 7 z = - 41 \\- 3 x - 2 y + 7 z = 35 \\7 z = 49\end{array} \right.$

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Definitions:

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