
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
Mrs. Lee's biology class has 30 boys, and 36 of her students wear glasses. If 21 of the students who wear glasses are girls, how many boys do not wear glasses in her class?

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