Question
$$3x^2-7x-6 = 2x^2-6x-4$$
Answer
$$ \begin{matrix}x_1 = -1 & x_2 = 2 \\[1 em] \end{matrix} $$
Explanation
$$ \begin{aligned} 3x^2-7x-6 &= 2x^2-6x-4&& \text{move all terms to the left hand side } \\[1 em]3x^2-7x-6-2x^2+6x+4 &= 0&& \text{simplify left side} \\[1 em]x^2-x-2 &= 0&& \\[1 em] \end{aligned} $$
$ x^{2}-x-2 = 0 $ is a quadratic equation.
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