Question

Solve the following equation
$\frac{n}{5} - \frac{5}{7} = \frac{2}{3}$

Answer 1

$\frac{n}{5} - \frac{5}{7} = \frac{2}{3} = > \frac{n}{5} = \frac{2}{3} + \frac{5}{7} = > \frac{n}{5} = \frac{14 + 15}{21} = > \frac{n}{5} = \frac{29}{21} = > n = \frac{29}{21} \times 5 = > n = 6.9047619$