\"\"

\

\"\"\"\"

\

The inequality is \"\".

\

\"\"    (Apply distributive property: a(b + c) = ab + ac)

\

\"\"         (Multiply: \"\")

\

\"\"                  (Add: \"\")\"\"

\

Apply subtraction property of inequality: Subtract 5n from each side.

\

\"\"

\

Apply commutative property of addition: a + b = b + a.

\

\"\"

\

\"\"                 (Apply Additive inverse property: \"\")

\

\"\"                          (Subtract: \"\")\"\"

\

Apply subtraction property of inequality: Subtract 12 from each side.

\

\"\"

\

\"\"                           (Apply Additive inverse property: \"\")

\

\"\"                                  (Subtract: \"\")\"\"

\

Apply divison property of inequality: Divide each side by 2.

\

\"\"

\

\"\"                                    (Cancel common terms) 

\

The solution set is \"\"

\

Graph the solution set on a number line.

\

\"number

\

Note: A circle means that this point is not included in the solution set.\"\"

\

The solution set is \"\".

\

The graph is

\

\"number