Question
$$242^3-18x = 0$$
Answer
$$ x = \dfrac{7086244}{9} $$
Explanation
$$ \begin{aligned} 242^3-18x &= 0&& \text{simplify left side} \\[1 em]14172488-18x &= 0&& \\[1 em]-18x+14172488 &= 0&& \text{ move the constants to the right } \\[1 em]-18x &= -14172488&& \text{ divide both sides by $ -18 $ } \\[1 em]x &= \frac{-14172488}{-18}&& \\[1 em]x &= \frac{7086244}{9}&& \\[1 em] \end{aligned} $$
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