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The inequality is $\"\"$

Apply addition property of inequality: Add 6 to each side.

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

$\"\"$ (Additive identity property: $\"\"$ )

$\"\"$ (Add: 3 + 6 = 9)

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

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

The solution set is $\"\"$ .