Demi starts a gardening project with 80 sunflower seeds. She plants 12 of the
seeds. Then she gives 5 seeds each to some friends. Which expression represents
the number of sunflower seeds Demi has left after she gives seeds to f friends?
f
5
C 80 12-5-f
A 80-12-
B 80-12-
D 80-12-5f