Answer:
4 is the answer.
Step-by-step explanation:
Factors of 44= 1, 2, 4, 11, 44
Factors of 12= 1, 2, 3 4, 6, 12
Factors of 28= 1, 2, 4, 7, 14, 28
Common factors= 1, 2, 4
Greatest common factor = 4
4
GCF of 44, 12 and 28 is 4.
3 x y 2