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

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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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Apply addition property of inequality: Add 21n to each side.

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\"\"

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

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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: \"\")\"\"

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Apply division property of inequality: Divide each side by 27.

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

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The inequality solution set is \"\".