### Home > INT2 > Chapter 4 > Lesson 4.1.1 > Problem 4-8

4-8.

Previously, you have used the Distributive Property and common factors to change expressions written as sums into expressions written as products. For example:

The sum

Since * *is a common factor of every term in the sum

*, the expression may be rewritten as the product*

*.*

Use the greatest common factor to rewrite each sum as a product.

Factor out the greatest common factor. In this case, it is

. What factor do all of the terms have in common?

In this case, the GCF will be

. Refer to the hints in parts (a) and (b).