Respuesta :

9514 1404 393

Answer:

  -7x^2 +8x -10

Step-by-step explanation:

Combine like terms in the usual way.

  (-3x^2 +5x -8) -(4x^2 -3x +2)

  = -3^2 +5x -8 -4x^2 +3x -2

  = (-3-4)x^2 +(5+3)x +(-8-2)

  = -7x^2 +8x -10