SOLUTION: how to find an equation of a line when the slope is undefined: through (3,-4) with undefined slope put into y=mx+b form Thank you for your help, I understand that it has

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Question 499509: how to find an equation of a line when the slope is undefined:
through (3,-4) with undefined slope
put into y=mx+b form
Thank you for your help, I understand that it has to be vertical or horizontal

Answer by richard1234(7193)   (Show Source): You can put this solution on YOUR website!
Vertical lines have undefined slope, and cannot be represented in y = mx+b form. Instead we would write x = 3 as our equation.
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