Question

Find the slope between the pair of points (1,3) and (7,2)

Answer 1

`\bold{m=-\frac16}`

Explanation:

`\bold{slope\, (m)=(change\ in\ Y)/(change\ in\ X)=(y_2-y_1)/(x_2-x_1)}`

(1, 3) ⇒ x₁ = 1, y₁ = 3

(7, 2) ⇒ x₂ = 7, y₂ = 2

So the slope:

`\bold{m=(2-3)/(7-1)=\frac{-1}6=-\frac16}`