Question

Contains (5,1) and is perpendicular to y=3

Answer 1

since y = 3 is a horizontal line the perpendicular would be a vertical line or a x=? expression and since the point you need to pass is (5,1) the line is x=5

Answer 2

y is a horizontal line. So, if the line you are looking for is perpendicular it means it will ahve to be a vertical line... Vertical lines have an equation of x=? What does x have to equal in order to go through (5,1)

Answer 3

Awkward how similar our answers are insanity :x

Answer 4

hey great minds thing alike

Answer 5

think*