This Wizard is used to determine if a given line is horizontal.
It can be accessed by clicking on Wizard Button | Line | Determine if a line is horizontal.
To solve the problem:
- Enter the equation of the line.
- Click on the "Solve Step" button to see the next step or "Solve all" button to see all steps.
If you need an explanation for any particular step, click on the step and then click on the "Explain" button.
The equation of the line must be an equation only containing variables named "x" and "y"; for example: "y = 2x + 3" or "2y - x - 1 = 0".