In a previous course you used the Distributive Property and common factors to change expressions written as sums into expressions written as products. For example:
Since 6 is the greatest common factor of both terms,
Here x is a common factor of every term, so
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).