Question

What is the slope of the line that contains these points?
x 39 40 41 42
y 36 29 22 15

Answer 1

Answer: -7

Explanation:

Use this formula for finding the slope:

Δy/Δx=y1-y2/x1-x2

Now get 2 points, (39, 36); (40, 29)

36-29/39-40= 7/-1= -7

So the slop is -7

Hope this helps!