SOLUTION: how do you Write the equation of the line that has an undefined slope and passes through the point (4, 7).

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Question 690789: how do you Write the equation of the line that has an undefined slope and passes through the point (4, 7).
Answer by KMST(5328) About Me  (Show Source):
You can put this solution on YOUR website!
The slope of a line (if it exists) is the increase in y as x increases by 1.
If the slope is undefined, x can never increase, because the line is vertical, meaning that all the points have the same x coordinate.
If (4,7) is one of those points, then the equation of the line is x=4.
If you prefer, you could write it as x-4=0