Question

find the slope of the line containing the points (-9,13) and (1,6)

Answer 1

Answer:  -7/10

Work Shown:

m = (y2-y1)/(x2-x1)

m = (6-13)/(1-(-9))

m = (6-13)/(1+9)

m = -7/10

I used the slope formula. When it comes to subtraction, order matters.