SOLUTION: I need help with the following problem. The following two points define a line: (3, 7) and (x, 9). Explain which value of x will give you a vertical line and write the equati

Question 197959: I need help with the following problem.
The following two points define a line: (3, 7) and (x, 9). Explain which value of x will give you a vertical line and write the equation of that vertical line.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

A vertical line has the characteristic that ALL of the x-coordinates of points on the line are equal. The equation of a vertical line is of the form

where

is the value of the x-coordinate of any point on the line.

John

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