\"\"\"\"\"\"

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The inequality is \"\".

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

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\"\"                (Multiply: \"\")

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\"\"                      (Add: \"\")\"\"

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Apply addition property of inequality: Add 12 to each side.

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\"\"

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

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\"\"                      (Apply additive identity property: \"\")

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\"\"                              (Add: 21 + 12 = 33)\"\"

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Apply division property of inequality: Divide each side by 3.

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\"\"

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\"\"                                (Cancel common terms)

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\"\"                                  (Divide: \"\")

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\"\"

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\"\"

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Graph the solution set on a number line.\"number

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Note: A dot means that this point is included in the solution set.\"\"

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The inequality solution set is \"\".