Question

factor 21b + 12.
write your answer as a product with a whole number greater than 1.

Explanation:

Step1: Find GCF of 21 and 12

Factors of 21: 1, 3, 7, 21
Factors of 12: 1, 2, 3, 4, 6, 12
GCF is 3.

Step2: Factor out GCF

\(21b + 12 = 3(7b + 4)\)

Answer:

\(3(7b + 4)\)