\"multiplication\"\"

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The inequality is \"\"

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

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\"\"                      \"\"\"\"      (Commutative property of addition: \"\")

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

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

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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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Check:

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To check, substitute -4  less than or equal to -4 in \"\"

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\"\"                        (Substitute \"\")

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

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The inequality is true.\"\"

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The inequality solution is \"\".