Answer:
Step-by-step explanation:
The train uses

If you reduce that you get that the train uses

To find the slope of the line, we will use the 2 points on the coordinate plane where the graph goes through: (0, 0) and (400, 200)
Applying the slope formula:

Hi there!
From what it looks like in your table of values,
when x equals -12, y is equal to -128
There you go! I really hope this helped, if there's anything just let me know! :)
Tbh ion know good luck tho