Respuesta :

  • (-1,-1)
  • (9,9)

Slope:-

[tex]\\ \sf\longmapsto m=\dfrac{9+1}{9+1}[/tex]

[tex]\\ \sf\longmapsto m=\dfrac{10}{10}=1[/tex]

Equation of line in point slope form

[tex]\\ \sf\longmapsto y-y_1=m(x-x_1)[/tex]

[tex]\\ \sf\longmapsto y+1=1(x+1)[/tex]

[tex]\\ \sf\longmapsto x-y=0[/tex]