The inequality is
Apply Multiplication property of inequality: Multply each side by 7.2 .
\ (cancel common terms)
(Multiply :
)
\
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
)
(Divide:
)
The inequality is true.
The inequality solution is .