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The inequality .
Apply division property of inequality: Divide each side by 7.
(Cancel common terms)
(Divide: )
(Multiply each side by negative one and flip the symbol)
(Product of two same signs is positive)
The solution set is
Graph the solution set on a number line.
Note: Acircle means that this point is not included in the solution set.
The solution set is .
The graph is
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