
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
Given that a worker plans to process 408 parts in 15 days, after processing 24 parts each day for the first three days, determine the number of parts, x, he must process per day from the 4th day to complete the task ahead of schedule.

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