
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 the linear function $y = ax + b$, where $y = 1$ when $x = 1$, and $y = -5$ when $x = 2$.
1. Find the values of $a$ and $b$.
2. Find the function value of $y$ when $x = 0$.
3. For what values of $x$ is the function value $y > 0$?

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