First, we need to find the slope m which is given by:
[tex]m=\frac{y2-y1}{x2-x1}=\frac{79-(-20)}{9-(-2)}=\frac{99}{11}=9[/tex]
Now, we can use the point-slope equation:
[tex]\begin{gathered} y-y1=m(x-x1) \\ so: \\ y-(-20)=9(x-(-2)) \\ Answer: \\ y+20=9(x+2) \end{gathered}[/tex]
