Respuesta :

Answer:

The y-intercept is -2

the slope is 2.5/1 or 2.5

Explantation:

The slope formula is m=y2-y1/x2-x1

we can use the points (1,0.5) and (0,-2)  (i got these points from the graph)

m=-2-0.5/0-1

m=2.5 or 2.5/1