Respuesta :

Answer:

-1

Step-by-step explanation:

the coordinates are (1,6)(4,3)

lets say that

x1=1

x2=4

y1=6

y2=3

slope formula: (y2-y1)/(x2-x1)

                       = (3-6)/(4-1)

                       = -3/3

                       = -1