Respuesta :

Answer: C (y=-2x-1)

Step-by-step explanation:

1) Find the slope:

I find two points (-1,1) and (1,-3). You can do y2-y1/x2-x1 or rise over run. In this case I used rise over run which gave me 2. Seeing that the graph is decreasing the slope is negative, leaving C as my option.

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