Answer:
Step-by-step explanation:
It's arithmetic.
Just keep on adding 8 to each term.
-3 + 8 = 5
5 + 8 = 13
13 + 8 = 21
The answer to your equation is 88
Nope.
Natural numbers consist of 1, 2, 3, 4 and so on. Integers, on the other hand, include 0 and the opposites of natural numbers (negative values). Therefore not all integers are natural numbers. Some of them are though.