
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
There are four boxes containing tea. After removing 9 kg from each box, the total remaining quantity in all four boxes is equal to the original quantity in each box. How much tea was in each box initially?

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