CPM Homework Help : INT1 Problem 10-50

Determine the slope of the line you would get if you modeled each sequence listed below on a graph and connected the points.

$5, 8, 11, 14, …$
Step (a):
What is the common difference?
Answer (a):
$m = 3$

$26, 21, 16, …$
Hint (c):
Remember that slopes can be negative.
Answer (c):
$m = −5$