
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
In the seven-term sequence $P, Q, R, S, T, U, V$, the value of $R$ is $7$ and the sum of any three consecutive terms is $21$. What is $P+V$?

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