1 Answer

Jeroen Van Menen · Answer 1 · 2023-03-25T06:21:11+0000

Hello!

To solve this exercise, we'll follow the same steps as a common subtraction: group the numbers with the same coefficient.

Look:

First, let's remove the parenthesis and change the signal of the second term:

Now let's group the numbers with the same coefficient:

$2x^2+5-4x+3=\boxed{2x^2-4x+8}$

Answer:

Alternative B.