
Patrick B. answered 05/27/20
Math and computer tutor/teacher
You mean the INTERSECTION of the two lines is (2,-6)
the perpendicular line L has slope 1/3 and it eats (2,-6)
B = y - mx = -6 - (1/3)(2)
= -6 - (2/3)
= -18/3 - 2/3
= -20/3
y = (1/3)x - 20/3