The inequality is .
Apply distributive property: .
Subtract 4h from each side.
\Add 30 to each side.
\Divide each side by 6.
\Check:
\To check, substitute three different values for h into the original inequality, : five, a number less than 5, and greater than 5.
Let three values for h are .
If then
(This is false)
If then
(This is false)
If then
(This is true)
The solution set is .