\begin{pmatrix} 4 \\ -10 \end{pmatrix}
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Compute $3 \begin{pmatrix} 2 \\ -8 \end{pmatrix} - 2 \begin{pmatrix} 1 \\ -7 \end{pmatrix}$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
\begin{pmatrix} 4 \\ -10 \end{pmatrix}
Compute $3 \begin{pmatrix} 2 \\ -8 \end{pmatrix} - 2 \begin{pmatrix} 1 \\ -7 \end{pmatrix}$.
train