# How do you solve 6/14=5/n?

By dividing both sides by $5$ we can isolate $n$ on the right-hand side:
$\frac{1}{5} \cdot \frac{6}{14} = \frac{1}{\cancel{5}} \cdot \frac{\cancel{5}}{n}$
$\frac{6}{70} = \frac{1}{n}$
$n = \frac{70}{6} = \frac{35}{3}$