Question

Using the given points and line, determine the slope of the line.

(1, 2) and (2, 1)


A. slope = -1
B. slope = 1
C. slope = 2

Answer 1

The answer will be B

Answer 2

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

m= (1-2)/(2-1)

m=-1/1

m=-1

A