
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
In the year $2020$, the annual sales volume of a certain new energy vehicle was $150,000$ units. The sales volume increases year by year, and in the year $2022$, the annual sales volume is $216,000$ units. If the average annual growth rate is denoted as $x$, the equation can be written as ______.

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