No idea what the gfc is but GCF(35, 45) = 5.
What is the gfc of 6, 14
7
Their GCF is 7 . I don't know what a GFC is.
The GCF is 1.
The GCF is 7.
The GCF is 1.
It is: 1
The GCF is 5.
The GCF is 2.
The GCF is 2.
Since 14 is a factor of 28, it is automatically the GCF.