Slope is rise/run or y2-y1/x2-x1. So to find the slope, find two points where the point is exact, then do the equation. That's the best I can explain, sorry if this doesn't help at all.
18, 42, and 27. they were all times by 2
25 mph the train is accelerating at a constant rate<span />
Answer:
a is not a linear equation
