
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
Murtha extends her pebble collection in a different scheme this year. Starting from day one, she collects three pebbles and continues to collect two additional pebbles than she did on the previous day. How many pebbles will she collect by the end of the twelfth day?

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