Question 0103a

Equations and Inequalities

System of Linear Equations

Question

Solve the following system of linear equations, giving your answer in exact form.

\begin{align*} && \quad 2 x + 5 y - z &= -2 \\ && \quad - y + 4 z &= 7 \\ && \quad 4 x - 5 y + 2 z &= 3 \\ \end{align*}

{x=}

{y=}

{z=}