To solve the equation \(-x - 2 = 2x + 10\), follow these steps:
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Move all terms involving \(x\) to one side: Add \(x\) to both sides of the equation to eliminate the \(-x\) on the left side.
\[ -x + x - 2 = 2x + x + 10 \] \[ -2 = 3x + 10 \]
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Move the constant to the other side: Subtract 10 from both sides to isolate terms with \(x\).
\[ -2 - 10 = 3x + 10 - 10 \] \[ -12 = 3x \]
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Solve for \(x\): Divide both sides by 3.
\[ x = \frac{-12}{3} \] \[ x = -4 \]
Thus, the solution to the equation \(-x - 2 = 2x + 10\) is
\[ \boxed{-4} \]