Question

How do you solve `-8<2(n+1)<=2`?

Answer 1

`-8< 2(n+1)<=2`
(Remembering that you can add and subtract by any value;
and multiply and divide by (non-zero) positive values without modifying the orientation of inequalities)

`-4< n+1<=1`

`-5 < n <= 0`

`n epsilon (-5,0]`