Answer:
[tex]{ \rm{slope = \frac{y _{2} - y _{1}}{x _{2} - x _{1}} }} \\ \\ { \tt{slope = \frac{35 - 14}{20 - 8} }} \\ \\ { \tt{slope = \frac{21}{12} }} \\ \\ { \boxed{ \rm{slope = \frac{7}{4} }}}[/tex]
