Question

Complete the equation of the line through
\[(-10,-7)\] and
\[(-5,-9)\].

Answer 1

Slope m = (-9 - (-7))/(-5 - (-10)) = -2/5.
Point-slope: y + 7 = (-2/5)(x + 10).
Simplify: y = (-2/5)x - 11.

(Equivalent standard form: 2x + 5y + 55 = 0.)