The inequality is
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Rewrite the inequality
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(Subtract 7 from each side)
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(Divide each side by 2)
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(Add 7 to each side)
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(Divide each side by 2)
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(Multiply each side by negative one and flip the symbol)
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The solution set is 
The graph of the solution set for each inequality on a number line diagram.
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The inequality solution set is 