Question

Based on the table of values below, find the slope between points where x = 1 and where x = 4.
X: 1 , 3 , 4
Y: 8, 6, -1
Answer Choices:

A. −3
B. Negative two thirds
C. Three over two
D. 3

Answer 1

A. -3 is the slope.

y2-y1 divided by x2-x1

8–1
1-4

- and - = +.

9
-3
9/-3=-3