
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
With the enhancement of people's awareness of "energy conservation, environmental protection, and green travel," more and more people prefer to travel by bicycle. The total sales of a certain model of bicycles produced by a bicycle factory last year were $80,000. This year, the selling price of this model of bicycle is expected to decrease by $200 per unit compared to last year. If the sales quantity of this model of bicycle is the same as last year, then this year's total sales will decrease by $10%$ compared to last year. Find out how much each unit of this model of bicycle was sold for last year.

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