Question

Find the equation of the line through the given points.
(3, 4) and (1, -2)

Answer 1

y=3x-5

Answer 2

slope = (-2 - 4) / (1 - 3)
= -6/-2 = 3

y = 3x + b
using (3,4)
4 = 3(3) + b
b = 4 - 3*3
= 4 - 9
= -5

Ans.

y = 3x - 5