Question

Neil started a stamp collection with 12 stamps. Every week, he adds 4 more stamps to the collection. Which function f represents the relationship between the number of stamps (s) and the number of weeks (w)?

Answer 1

You're trying to find a function. Know that it should be in the form
F(x)=mx+b
m is your slope which is like the number it increases or decreases by constantly (depending on if it's positive or negative)
B is your constant which you start off with