
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
In an office, there are 4 people whose ages form an arithmetic sequence. It is known that the oldest is 50 years old, and the sum of their ages is 158 years. What is the age of the youngest person?

Present the answer in LaTex format: \boxed{Your answer}
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