Respuesta :

milenadualenroll

Answer:

y=2x-1

Step-by-step explanation:

The slope can be found through (x2-x1)/(y2-y1) or rise over run and is 4/2, which simplifies to 2.

y=2x+b

The y-intercept is -1, so therefore b must also be -1.

y=2x-1