Select the expressions that are equivalent to \( -3(-6 x-1)-6 \). \[ \begin{array}{r}18 x-3 \\ (-6 x-1) \cdot-3-6 \\ -3(-8 x+2 x-1)-6 \\ -6 x-3\end{array} \] Submit
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To simplify the expression \( -3(-6 x-1)-6 \): First, distribute the -3: \[ -3(-6x) + (-3)(-1) - 6 = 18x + 3 - 6 = 18x - 3 \] Now that we have simplified it, let's look at the provided options. 1. \( 18 x - 3 \) - This matches our simplified expression. 2. \( (-6 x - 1) \cdot -3 - 6 \) - This also simplifies to \( 18x - 3 \) when calculated. 3. \( -3(-8x + 2x - 1) - 6 \) - This simplifies to \( -3(-6x + 1) - 6 \), which ultimately gives us \( 18x - 3 - 6 = 18x - 9\), which does not match. 4. \( -6 x - 3 \) - This does not match the expression we simplified. Therefore, the equivalent expressions are: 1. \( 18 x - 3 \) 2. \( (-6 x - 1) \cdot -3 - 6 \)