The expression is .
Exclude the values for which 2x + 6 = 0, and the denominator cannot equal 0.
\Apply subtraction property of equality: If a = b then .
(Apply additive inverse property:
)
(Apply additive identity property:
)
Apply division property of equality: If a = b then .
(Divide each side by 2)
(Cancel common terms)
(Divide:
)
Then the value of x not equal .
The value of x not equal .