Respuesta :

Answer:

y=5/4x-9

Step-by-step explanation:

m = 5/4

x0=8

y0=-1

y - y0 = m(x - x0)

y - (-1) = 5/4(x - (8))

y = 5/4x -10 +1

y = 5/4x-9

y=5/4x-11
Because plugs in x and y so you get the equation -1=5/4(8)+b solve it like a normal equation and b=-11