MATH: Find the equation of the line perpendicular to y = − 7 through the point (− 9 , 8)

Question

Please help! I need this by tonight, otherwise I fail!

Answer 1

y=-7 is a flat horizontal line Perpendicular line is a vertical line, x = a constant

the constant is the x coordinate of the point given: -9

perpendicular line is: x=-9