Пошаговое объяснение:

[tex]2(x - 2 \frac{1}{10} ) + 4 \frac{1}{5} = 5 \frac{1}{3} [/tex]

[tex]2(x - \frac{21}{10} ) + \frac{21}{5} = \frac{16}{3} [/tex]

[tex]2x - \frac{21}{5} + \frac{21}{5} = \frac{16}{3} [/tex]

[tex]2x = \frac{16}{3} [/tex]

[tex]x = \frac{8}{3} [/tex]