Respuesta :

Answer:

Slope or m = -2

y intercept = 20

Y = -2x + 20

Step-by-step explanation:

Slope = (y2 - y1) / (x2 - x1)

Slope = - 6 / 3

M = -2

Y = -2x + b

6 = -2(7) + b

20 = b