Row Reduction & Rank · Hard problem

Solve the system $\begin{cases} 0x_1 + 4x_2 - 2x_3 = 2 \\ -1x_1 + 3x_2 + 4x_3 = 9 \\ 3x_1 - 2x_2 + 0x_3 = -8 \end{cases}$ and give $x_1$, $x_2$, $x_3$.