
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 Mrs. Anderson teaches mathematics to 18 students, and the average of their scores is 84, while the average of their scores including Nathan's score is 87, calculate Nathan's score.

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