
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 Ms. Johnson teaches physics to 20 students and the average score of 19 students is 78, while the average score of all 20 students is 79, what was Alex's test score?

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