
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 person wants to travel from place A to place B, and he can choose one of the four train trips available that day, with the probabilities of choosing each being \\(0.3\\), \\(0.1\\), \\(0.4\\), and \\(x\\), respectively. Find the value of \\(x\\).

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