Answer:
C) 9
Step-by-step explanation:
54 = 2 x 3 x 3 x 3
81 = 3 x 3 x 3 x 3
common factor of 54 and 81 = 3 x 3 = 9
Answer: 9
Answer:
the possible number would be 159 in
Step-by-step explanation:
Answer:
Reflexive Property
Step-by-step explanation:
For all real numbers x , x=x . A number equals itself