Most likely audience and purpose. It's not like there are timed applications and the way you write it is up to as long as it makes sense.
Sam is older because s=4a
s is Sam and a is Allie. If Allie is 1, then Sam is 4.
Such and such, so Sam is older.
Answer:
I believe the answer is Love.
Explanation:
hope this helps.
idk and i wish i could but i trideExplanation:
Answer: look in the comments for the answer if it's still there please I wrote it myself and thought it was pretty good to make up one on the spot u might have to scroll up a bit to find it but it's there