Question 0103a

Equations and Inequalities
System of Linear Equations

Question

Solve the following system of linear equations, giving your answer in exact form.
x+y+z=5x3y2z=32x+2yz=7\begin{align*} && \quad - x + y + z &= -5 \\ && \quad x - 3 y - 2 z &= -3 \\ && \quad 2 x + 2 y - z &= 7 \\ \end{align*}

Attempt

x={x=}
y={y=}
z={z=}

Answer

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