Respuesta :

Step-by-step explanation:

m = [tex]\frac{y_{2}- y_{1} }{x_{2} -x_{1} }[/tex]

m = [tex]\frac{2-(-1)}{(-2)-7}[/tex]

m = [tex]\frac{3}{-9}[/tex]

m = [tex]-\frac{1}{3}[/tex]

Please give me a brainliest answer