
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
The curve $y=2x^2+4x+5-a$ intersects the x-axis at only one point A and intersects the y-axis at point B. Find the equation of the line that is symmetric to line AB with respect to the axis of symmetry of the parabola.

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