Question

What is the slope of the line passing through the points (1,57) and (2,27)?

Answer 1

Answer:

-30.

Step-by-step explanation:

Slope = rise / run

= (57-27) / (1 - 2)

= -30.

Answer 2

Answer:

m = -30

m = slope

Step-by-step explanation:

(1,57) and (2,27)

(x1,y1) and (x2,y2)

y2 - y1.       27 - 57

----------  =.  ----------  =.  -30/1 = -30

x2-x1.           2 - 1