
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
A factory has strengthened its energy-saving measures. In the second half of last year, the average monthly electricity consumption decreased by 2000 kWh compared to the first half of the year, with a total annual electricity consumption of 150,000 kWh. If we assume the average monthly electricity consumption in the first half of the year is x kWh, determine the correct equation.

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