Respuesta :

Answer:

-3.8

Step-by-step explanation:

a= -9, b= -4.8 and c = 8

Evaluating in steps:

  • -c+b-a=
  • - 8 + (-4.8) - (-9) =
  • - 8 - 4.8 + 9 =
  • (9 - 8) - 4.8 =
  • 1 - 4.8 =
  • - 3.8