To find the greatest common factor (GCF) of 3x+9, we need to factor out any common factors that both terms share. In this case, we see that both terms contain a factor of 3:
3x = 3 * x
9 = 3 * 3
So, the GCF of 3x+9 is 3.
what is the gcf of 3x+9
1 answer