We can use distribution property to multiply the polynomial by the monomial.
$$ \begin{aligned} \color{blue}{-2} \cdot \left( 3v^2-3v-3 \right) &= \color{blue}{-2} \cdot 3v^2 + \color{blue}{-2} \cdot \left( -3v\right) + \color{blue}{-2} \cdot \left( -3\right) = \\ &= -6v^2+6v+6 \end{aligned} $$