The inequality is .
Apply subtraction property of inequality: Subtract 3 from each side.
\ (Apply Additive inverse property:
)
(Subtract:
)
Apply subtraction property of inequality: Subtract 7x from each side.
\ (Apply Commutative property: a + b = b + a)
(Apply Additive inverse property:
)
(Subtract:
)
Apply divison property of inequality: Divide each side by 2.
\
(Cancel common terms)
(Divide:
)
The solution set is .
Graph the solution set on a number line.
\Note: A circle means that this point is not included in the solution set.
The solution set is .
The graph is
\