Respuesta :

Answer:

1/5  

Step-by-step explanation:

change of y over change of x will get you 1.5/7.5 which is 0.2 or 1/5


slope formula = y2 - y1 / x2 - x1

-1 - 0.5 = -1.5
-5 - 2.5 = -7.5
-1.5/-7.5 = .2

.2 simplified is 1/5