14
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Solve for $r$ in the equation $19-3=2+r$.
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
14
Solve for $r$ in the equation $19-3=2+r$.
train