Respuesta :

The given equation is

[tex]f\colon-\frac{2}{3}=-\frac{1}{3}[/tex]

First, we multiply -2/3 on each side.

[tex]\begin{gathered} f\colon-\frac{2}{3}\cdot-\frac{2}{3}=-\frac{1}{3}\cdot-\frac{2}{3}_{} \\ f=\frac{2}{9} \end{gathered}[/tex]

Hence, the solution is f = 2/9.