Question

Write an equation of the line passing through point P(4,−6) that is perpendicular to the line y=−3.

Answer 1

Sorry, there may be an error in my last posting.

Answer 2

ohh ok np

Answer 3

The line, y=-3 is a horizontal line passing through the point (0,-3).
The vertical line, x = 4, passes through the point (4,-6 ). x = 4 is a line parallel to the y axis.