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A vertical line is parallel to the y-axis of a coordinate graph and every point on the line has the same x-coordinate. Vertical lines have no defined slope.



Similarly, in the graph of a vertical line, x only takes one value. Thus, the equation for a vertical line is x = a , where a is the value that x takes. Example 3: Write ...


Equation of a Straight Line. The equation of a straight line is usually written this way: ... What is the equation for a vertical line? The slope is undefined ... and ...


Subject: Writing the Equation of a Vertical Line passing (Point1,Point2) Name: Alex Who are you: Student. How do I write an equation of a vertical line passing a  ...


A vertical line passing through the point (4, -3) means that for any value of y, x is always going to be equal to 4; the formula may be generally ...


Algebra > Lines > Horizontal and Vertical Lines ... It's a horizontal line! ... the graph of y = -2 is ... Finding the Equation of a Line Given a Point and a Slope.


Fun math practice! Improve your skills with free problems in 'Equations of horizontal and vertical lines' and thousands of other practice lessons.


Equations of horizontal and vertical lines only have one variable. The equation x = 4 represents a vertical line which crosses the x-axis at the point (4, 0).

Jan 4, 2013 ... How to Write Equations for the Vertical & the Horizontal Lines Passing Through the P.. .... What is the equation of a vertical line through (-2, 5)?.