\"\"\"\"

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The inequality is \"\".

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Apply addition property of inequality: Add 15 to each side.

\
\

\"\"

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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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Graph the solution set on a number line.

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\"number

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 Note: A circle means that this point is not included in the solution set.

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\"\"

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Check:

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To check, substitute a number greater than 87 in \"\".

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\"\"                  (Substitute \"\")

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\"\"                          (Substract: \"\")

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The inequality is true.

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\"\"

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The inequality solution set is \"\".