Carla is currently 30-6=<<30-6=24>>24 years old.

Louis is 55-24=<<55-24=31>>31 years old at present.

# Answer

31
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
In 6 years, Carla will be 30 years old. The sum of the current ages of Carla and Louis is 55. How old is Louis now?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
31
In 6 years, Carla will be 30 years old. The sum of the current ages of Carla and Louis is 55. How old is Louis now?
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