Transcript text: Solve.
\[
\frac{2 x}{5}-x=\frac{x}{15}-\frac{8}{3}
\]
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
A. The solution set is $\}$. (Type an integer or a simplified fraction.)
B. The solution set is $\{x \mid x$ is a real number $\}$.
C. The solution set is $\varnothing$.