The inequality is .
Apply subtraction property of inequality: .
(Subtract 7 from each side)
(Apply additive inverse property:
)
(Apply additive identity property:
)
(Subtract:
)
(Divide each side by 2)
(Cancel common terms)
(Divide:
)
The solution set is .
Graph the solution set on a number line.
Note: The point indicated with open circle is not included in the solution set.
The graph of is
The inequality solution set is .