Respuesta :

y varies inversely with x

then

[tex]\begin{gathered} y=\frac{k}{x} \\ -1=\frac{k}{8} \\ k=-1\cdot8 \\ k=-8 \end{gathered}[/tex]

so,

[tex]n=-\frac{8}{4}=-2[/tex]

answer: n = - 2