Question

what is the equation in point-slope form of the line passing through (2, 5) and (−1, 8)? y 5 = 1(x 2) y 8 = −1(x − 1) y − 5 = −1(x − 2) y − 8 = 1(x − 2)

Answer 1

(y - 5)/(x - 2) = (8 - 5)/(-1 - 2)
(y - 5)/(x - 2) = 3/-3 = -1
y - 5 = -1(x - 2)