Respuesta :

5x^2 - 4x + 8
-4x^2 + 2x - 3
line the two up like so
add like terms
(5x^2 - 4x^2) + (-4x + 2x) + (8 - 3)
(x^2) + (-2x) + (5)
x^2 - 2x + 5
wegnerkolmp2741o

Answer:

x^2-2x+5

Step-by-step explanation:

5x^2 -4x +8 + -4x^2 +2x -3

Combine like terms

5x^2-4x^2-4x+2x+8-3

x^2-2x+5