Respuesta :

Answer:

See below

Step-by-step explanation:

1)

y-intercept = 160

(4, 0) (0, 160)

Slope = (160 - 0)/(0 - 4) = 160/(-4) = -40

2)

Y- intercept = 6

Slope = 1/3

3)

Y-intercept = 600

Slope = 50

4)

Y-intercept = -2

Slope = 3