Respuesta :

[tex] \frac{y2 - y1}{x2 - x1} [/tex]
[tex] \frac{ - 17 - 17}{ - 8 - 12} = \frac{ - 34}{ - 20} = \frac{17}{10} [/tex]
Alternative forms:
[tex]1 \frac{7}{10} \: or \: 1.7[/tex]
Slope: 17/10
Equation : y= 17/10x