Respuesta :

Answer:

y = 3/2x - 2

Step-by-step explanation:

y2 - y1 / x2 - x1

4 - 1 / 4 - 2

3 / 2

y = 3/2x + b

4 = 3/2 (4) + b

4 = 6 + b

-2 = b