Respuesta :

-13x + 9y = 20
 The first thing we must do for this case is clear and:
 9y = 13x + 20
 y = (13/9) x + 20/9
 Remembering that the generic equation of the line is:
 y = mx + b
 We conclude that:
 m = 13/9
 b = 20/9
 Answer:
 
y = (13/9) x + 20/9
 
m = 13/9
 
b = 20/9