Answer:
In math, value can either refer to the result of a calculation or a variable or constant
Anything 5 and up, because when you multiply the by 15, they equal more than 65, making the inequality true.
Here ya go. I hope this helps! :) (It was much easier to do this than to try and type it out, in my opinion)
Texaschic nailed it when saying that it's arithmetic
The recursive way to write this is to say


which tells us "start at 6 and each time subtract off 5"
The

portion is the nth term while

is the term just before the nth term