
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 a set of data for two related variables X and Y, (x_i, y_i) (i = 1, …, n), the slope of the regression line is estimated to be 2 after regression analysis. Additionally, \bar{x} = 4, \bar{y} = 5. Determine the equation of the regression line.

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