$$x=\frac{-\frac{2}{7}}{4}$$
Express $\frac{-\frac{2}{7}}{4}$ as a single fraction.$$x=\frac{-2}{7\times 4}$$
Multiply $7$ and $4$ to get $28$.$$x=\frac{-2}{28}$$
Reduce the fraction $\frac{-2}{28}$ to lowest terms by extracting and canceling out $2$.$$x=-\frac{1}{14}$$