
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
Petya, Kolya, and Vasya started simultaneously in a 100-meter race, and Petya came in first. When Petya had run half the distance, Kolya and Vasya together had run a total of 85 meters. Given that the speed of each boy is constant throughout the entire distance, how many meters do Kolya and Vasya have left to run to the finish line when Petya finishes? Justify your answer.

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