Respuesta :

[tex]\frac{y.2 - y.1}{x.2 - x.1} = m[/tex]

4 - 15 / 5 - 20

-9 / -15

9/15 = 3/5

The slope is 3/5.

Yes, The slope is 3/5, i solved the problem again to make sure there was no mistakes made