Answer:
9
Step-by-step explanation:
The factors of 9 are: 1, 3, 9
The factors of 45 are: 1, 3, 5, 9, 15, 45
Then the greatest common factor is 9.
(2,3)
so the picture is not loading....
13, 1, 0, 7, 7.
if you were going to answer it then why is it here