### Home > GB8I > Chapter 10 Unit 11 > Lesson INT1: 10.1.3 > Problem10-50

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.

1. $5, 8, 11, 14, …$

What is the common difference?

$m = 3$

1. $3, 9, 15, …$

See part (a).

1. $26, 21, 16, …$

Remember that slopes can be negative.

$m = −5$

1. $7, 8.5, 10, …$

See part (a).