The formula for the slpe of line passes through point (x_1,y_1) and (x_2,y_2) is,
[tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]Determine the slope of line passes through the points.
[tex]\begin{gathered} m=\frac{1-10}{3-10} \\ =\frac{-9}{-7} \\ =\frac{9}{7} \end{gathered}[/tex]So answer is 9/7.
