[tex]\bf \textit{middle point of 2 points }\\ \quad \\ \begin{array}{lllll} &x_1&y_1&x_2&y_2\\ W&({{ -3}}\quad ,&{{ -7}})\quad X&({{ -8}}\quad ,&{{ -4}}) \end{array}\qquad \left(\cfrac{{{ x_2}} + {{ x_1}}}{2}\quad ,\quad \cfrac{{{ y_2}} + {{ y_1}}}{2} \right) \\\\[-0.35em] \rule{34em}{0.25pt}[/tex]
[tex]\bf \left(\cfrac{-8+(-3)}{2}\quad ,\quad \cfrac{-4+(-7)}{2} \right)\implies \left(\cfrac{-8-3}{2}\quad ,\quad \cfrac{-4-7}{2} \right) \\\\\\ \left( \cfrac{-11}{2}~,~\cfrac{-11}{2} \right)\implies \left( -5\frac{1}{2}~~,~~-5\frac{1}{2} \right)[/tex]
