
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
If a point A on line $l$ moves 1 unit in the positive direction along the x-axis, and then 3 units in the negative direction along the y-axis, and then returns to line $l$, determine the slope of $l$.

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