Question

Factor 9z + 18 using the GCF

Answer 1

Factor 16d − 12 using the GCF

Answer 2

9z + 18 = 9(z + 2)

Answer 3

The GCF of 16d and 12 is 4.
So, we can factor out 4 from both terms to get:

16d - 12 = 4(4d - 3)