The inequality is .
Apply division property of inequality: Divide each side by 4.
\ (Cancel common terms)
(Divide:
)
Graph the solution set on a number line.
Note: A circle means that this point is not included in the solution set.
Check:
\To check, substitute a number less than , in
.
(Substitute
)
(multiply:
)
The inequality is true.
The inequality solution set is .