
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
Given that the real numbers \( x \) and \( y \) satisfy the constraints \(\left\{
\begin{array}{l}
x + 2y \geq 2 \\
2x + y \leq 4 \\
4x - y \geq 1
\end{array}\right.\),

determine the range of values for the objective function \( z = 3x + y \).

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