Question

Indicate the equation of the line that is the perpendicular bisector of the segment with endpoints (4, 1) and (2, -5).

Answer 1

m = slope of line = -5-1 / 2-4 = 3
usine
y-y1 = m(x-x1) where x1, y1 = 4,1

y - 1 = 3(x - 4)

y - 1 = 3x - 12
y - 3x = -11