Question

What is the slope of (-4,5) and (-8,-5)

Answer 1

2.5

Explanation:

`slope = (rise)/(run) = \frac{ {y}^(2) - {y}^(1) }{ {x}^(2) - {x}^(1) }`

Here x(1) = - 4 ; y(1) = 5

x(2) = - 8 ; y(2) = -5

So,

`slope = ( - 5 - 5)/( - 8 - ( - 4)) = ( - 10)/( - 4) = (5)/(2) = 2.5`