we must use the slope formula
[tex]m=\frac{y2-y1}{x2-x1}[/tex]where (x2,y2)is a point right from (x1,y1)
so on this case
(x2,y2)=(2,5)
and
(x1,y1)=(-8,-4)
[tex]\begin{gathered} m=\frac{5-(-4)}{2-(-8)} \\ \\ m=\frac{9}{10} \end{gathered}[/tex]the slope is 9/10