If x=(−3)3, which expression is equal to (−3)6?

do you mean

If     $$x=(-3)^3$$     , which expression is equal to $$(-3)^6$$         ?

 

$$(-3)^6=(-3^3)^2=x^2$$

$$\underset{\,\,\,\,{\textcolor[rgb]{0.66,0.66,0.66}{\rightarrow {\mathtt{x, which, expression, is, equal, to}}}}}{{solve}}{\left(\begin{array}{l}{\mathtt{x}} = -{\mathtt{3}}{\mathtt{\,\times\,}}{\mathtt{3}}=-{\mathtt{9}}\\
{\mathtt{Which}}={\mathtt{0}}\\
{\mathtt{expression}}={\mathtt{0}}\\
{\mathtt{is}}={\mathtt{0}}\\
{\mathtt{equal}}={\mathtt{0}}\\
{\mathtt{to}}={\mathtt{0}}\\
\mathrm{ERROR}={\mathtt{0}}\\
-{\mathtt{3}}{\mathtt{\,\times\,}}{\mathtt{6}} = -{\mathtt{9}}{\mathtt{\,\times\,}}{\mathtt{2}}=-{\mathtt{18}}\\
{\mathtt{2}}{\mathtt{\,\times\,}}{\mathtt{x}} = {\mathtt{2}}{\mathtt{\,\times\,}}-{\mathtt{9}}=-{\mathtt{18}}\\
{\mathtt{2}}{\mathtt{\,\times\,}}{\mathtt{x}}=-{\mathtt{3}}{\mathtt{\,\times\,}}{\mathtt{6}}\end{array}\right)} = \tiny\text{Error: }$$

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