### Perform the indicated operation(s) on the matrix.

\(\left[\begin{array}{rrr|r}-5 & -3 & 5 & -15 \\
1 & -3 & -1 & -15 \\
2 & 5 & 0 & 33\end{array}\right]\begin{array}{ll}\phantom{1} & -\frac{1}{5}R_1 \to R_1 \\
\phantom{1} & \\
\phantom{1} & \end{array}\)