Algebra 2HardSystems of Equations

Systems of Equations · Hard problem

Solve the system for $x$ , $y$ and $z$ .

\begin{cases} - 2 y + 2 z = 0 \\ - 5 x - 3 y - 4 z = -4 \\ - 3 x + 3 y - z = 10 \end{cases}