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
.