Question

What is the slope of the line that contains the points (7,-1) and (-2,2)?

Answer 1

Answer: -1/3

(7,-1)= (x1,y1)

(-2,2)= (x2,y2)

Slope=$\frac{y2-y1}{x2-x1}$

        =$\frac{2-(-1)}{-2-7}$

        =$\frac{1}{-3}$

1/-3 is the same thing as -1/3