Question
$$97 = -16x^2+74x+4$$
Answer
$$ \begin{matrix}x_1 = \dfrac{ 37 }{ 16 }+\dfrac{\sqrt{ 119 }}{ 16 }i & x_2 = \dfrac{ 37 }{ 16 }-\dfrac{\sqrt{ 119 }}{ 16 }i \\[1 em] \end{matrix} $$
Explanation
$$ \begin{aligned} 97 &= -16x^2+74x+4&& \text{move all terms to the left hand side } \\[1 em]97+16x^2-74x-4 &= 0&& \text{simplify left side} \\[1 em]16x^2-74x+93 &= 0&& \\[1 em] \end{aligned} $$
$ 16x^{2}-74x+93 = 0 $ is a quadratic equation.
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