Answer:
The answer is D
Step-by-step explanation:
D. is the correct one.........
9
The factors of 18 are : 1, 2, 3, 6, 9, 18
The factors of 27 are : 1, 3, 9, 27
The common factors are : 1, 3, 9
The gcf is 9
p= 1-7r/4
hope this helps
