[tex]x - \frac{8}{25} x = 4 \frac{1}{5} \\ \frac{25}{25} x - \frac{8}{25} x = 4 \frac{1}{5} \\ \frac{17}{25} x = 4 \frac{1}{5 } \\ x = 4 \frac{1}{5} \div \frac{17}{25} \\ x = \frac{21 \times 25}{5 \times 17} \\ x = \frac{105}{17} \\ x = 6 \frac{3}{17} [/tex]