we have the following:
[tex]\begin{gathered} x_1+\frac{4}{5+4}\cdot(x_2-x_1) \\ y_1_{}+\frac{4}{5+4}\cdot(y_2-y_1) \\ -19_{}+\frac{4}{9}\cdot(8_{}-(-19)_{})=-7 \\ 12_{}+\frac{4}{9}\cdot(-6_{}-12)=4 \\ K(-7,4) \end{gathered}[/tex]The answer is (-7, 4)