\"\"

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The expression is \"\".

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Exclude the values for which 2x + 6 = 0, and the denominator cannot equal 0.

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Apply subtraction property of equality: If a = b then \"\".

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\"\"

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\"\"                                       (Apply additive inverse property: \"\")

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\"\"                                         (Apply additive identity property: \"\")\"\"

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Apply division property of equality: If a = b then \"\".

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\"\"                                    (Divide each side by 2)

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\"\"                                         (Cancel common terms)

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\"\"                                            (Divide: \"\")

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Then the value of x not equal \"\".\"\"

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The value of x not equal \"\".