To solve the equation \( 2(x + 9) = 16 \), follow these steps:
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Start by dividing both sides by 2 to simplify: \[ x + 9 = \frac{16}{2} \] \[ x + 9 = 8 \]
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Next, subtract 9 from both sides to isolate \( x \): \[ x = 8 - 9 \] \[ x = -1 \]
So, the solution is: \[ x = -1 \]