Answer :
The equation would be $3.50+0.15d=f
3.50 is the cost of late return fee and
now we need to find how many days
the book was returned late (d).
So with that together we would be able
to find the total late fee (f).
The equation would be $3.50+0.15d=f
3.50 is the cost of late return fee and
now we need to find how many days
the book was returned late (d).
So with that together we would be able
to find the total late fee (f).