
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
Suppose you have 15 quarters and 20 nickels whose total value equals the combined value of 10 quarters and n nickels. Find the value of n.
A) 30  
B) 35  
C) 40  
D) 45  
E) 50

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