·the school playground is in the shape of a pentagon. there is a drinking fountain at each of the 5 corners of the playground. how many ways can someone walk from one drinking fountain to another

I think it’s 2 because you can go to your left or your right

There are 4 ways to get from one fountain to the other 
4 ways 

If you need an equation, it would be y=2x+8, y would be how long it grew, x being weeks.if you need how long he was asleep, it would be 4 weeks if he started with no beard, the equation would be x=8÷2if he did have a beard before hand, the equation would be 2w+x=8