Question

Can someone help with this question?

Answer 1

= 2x^2 + 5 - 4x + 3
= 2x^2 - 4x + 8

answer is B

Answer 2

When you subtract flip the signs of the second set.
2x^2+5-4x+3

Now combine like terms
2x^2-4x+8

Final answer: B