Question

What is the slope of a line that passed threw (4,-4) and (2,3)

Answer 1

The formula of a slope:

`m=(y_2-y_1)/(x_2-x_1)`

We have:

`(4,\ -4)\to x_1=4,\ y_1=-4\\(2,\ 3)\to x_2=2,\ y_2=3\\\\m=(3-(-4))/(2-4)=(7)/(-2)`

Answer:
`-(7)/(2)=-3.5`