
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
Xiaoming spent 48 yuan to buy a certain number of exercise books at the retail price. If he had bought them at the wholesale price, each book would have been 2 yuan cheaper, and he could have bought 4 more books. What is the retail price of each book?

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