Find the equation of the vertical line that passes through the point (4,-9).

Answer 1

if it is vertical, then x does not change. So, what is x at that point?

Answer 2

x=4?

Answer 3

Find an equation for the vertical line through the point (4,9)

Answer 4

Find the equation (in slope-intercept form) of the line with the given slope that passes through the point with the given coordinates.

slope: 2, ordered pair: (1,−1)