Respuesta :

763396

Answer:

A

Step-by-step explanation:

Opening the brackets, you get: 3x^2 - 2x + 5 - 2x^2 + 5x - 1

Simplifying, you get : x^2 + 3x + 4

Answer:

a

Step-by-step explanation:

3x^2 - 2x^2= x^2

-2x + 5x = 3x

5- 1 =5