The inequality is .
Apply distributive property: .
Subtract 3 from each side.
\Divide each side by negative 9.
\Check:
\To check, substitute three different values for n into the original inequality, : negative 2, a number less than 2, and greater than 2.
Let three values for n are .
If then
(This is false)
If then
(This is true)
If then
(This is true)
The solution set is .