Resolver la ecuación $\frac{\frac{8}{25}\left(x-\frac{3}{10}\right)\left(x-\frac{2}{5}\right)\left(x-\frac{1}{2}\right)}{\left(\frac{1}{5}-\frac{3}{10}\right)\cdot \left(\frac{1}{5}-\frac{2}{5}\right)\cdot \left(\frac{1}{5}-\frac{1}{2}\right)}+\frac{\frac{33}{100}\left(x-\frac{1}{5}\right)\left(x-\frac{2}{5}\right)\left(x-\frac{1}{2}\right)}{\left(\frac{3}{10}-\frac{1}{5}\right)\cdot \left(\frac{3}{10}-\frac{2}{5}\right)\cdot \left(\frac{3}{10}-\frac{1}{2}\right)}+\frac{\frac{17}{50}\left(x-\frac{1}{5}\right)\left(x-\frac{3}{10}\right)\left(x-\frac{1}{2}\right)}{\left(\frac{2}{5}-\frac{1}{5}\right)\cdot \left(\frac{2}{5}-\frac{1}{5}\right)\cdot \left(\frac{2}{5}-\frac{1}{2}\right)}+\frac{\frac{9}{20}\left(x-\frac{1}{5}\right)\left(x-\frac{3}{10}\right)\left(x-\frac{2}{5}\right)}{\left(\frac{1}{2}-\frac{1}{5}\right)\cdot \left(\frac{1}{2}-\frac{3}{10}\right)\cdot \left(\frac{1}{2}-\frac{2}{5}\right)}=0$

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