Question

Решите уравнение:1 1/5n-1 3/8=109/200​

Answer 1

Ответ:

$\frac{11}{5}n - \frac{13}{8} = \frac{109}{200} \\ \frac{11}{5} n = \frac{109}{200} + \frac{13}{8} \\ \frac{11}{5} n = \frac{217}{100} \\ n = \frac{217}{100} \div \frac{11}{5} \\ n = \frac{217}{220}$