## Elementary Algebra

$\left\{-6, 2\right\}$
Factor the trinomial to obtain: $(x+6)(x-2) = 0$ Equate each factor to 0 to obtain: $x+6=0 \text{ or } x-2=0$ Solve each equation to obtain: $x=-6 \text{ or } x=2$ Therefore the solution set is $\left\{-6, 2\right\}$.