Respuesta :

Answer:

7x² + x – 2

Step-by-step explanation:

(4x² + 3) – (–3x² – x + 5)

First, distribute the minus sign to eliminate the parentheses (negative terms become positive and vice versa):

4x² + 3 + 3x² + x – 5

Then, combine like terms:

7x² + x – 2