Compute
\[\begin{pmatrix} 3 & 1 & 0 \\ -7 & 4 & 2 \\ 0 & 5 & -1 \end{pmatrix} \begin{pmatrix} 4 \\ -1 \\ -2 \end{pmatrix}.\]
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Compute
\[\begin{pmatrix} 3 & 1 & 0 \\ -7 & 4 & 2 \\ 0 & 5 & -1 \end{pmatrix} \begin{pmatrix} 4 \\ -1 \\ -2 \end{pmatrix}.\]
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\begin{pmatrix} 11 \\ -36 \\ -3 \end{pmatrix}
Compute
\[\begin{pmatrix} 3 & 1 & 0 \\ -7 & 4 & 2 \\ 0 & 5 & -1 \end{pmatrix} \begin{pmatrix} 4 \\ -1 \\ -2 \end{pmatrix}.\]
train