
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 certain brand of television is on promotion: a discount of $100$ yuan is first deducted from the original price, and then it is sold at a 10% discount. If the original price of each television set is $a$ yuan, then the selling price is ______ yuan. (Express in terms of $a$ using algebraic expression)

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