Factor 9z + 18 using the GCF.(1 point)

To factor out the greatest common factor (GCF) from 9z and 18, we need to find the largest number that divides evenly into both 9 and 18.

The GCF of 9 and 18 is 9.

Therefore, we can factor 9z + 18 as:

9(z + 2)