4
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Solve for $k$ in the equation $2k+5 = 13$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
4
Solve for $k$ in the equation $2k+5 = 13$.
train