Simplify the polynomial

Question

2x^2 + 6x - 7x + 8 - 3x^2 + 1
A)2x^2 + x + 9
B)-2x^2 - x - 9
C)-x^2 - x + 9
D)x^2 + 9

Please help me

Answer 1

2x^2 + 6x - 7x + 8 - 3x^2 + 1

Combine like terms:

2x^2 - 3x^2 = -x^2
6x - 7x = -x
8 + 1 = 9

Answer 2

2 x² + 6 x - 7 x + 8 - 3 x² + 1 =

2 x² - 3 x² + 6 x - 7 x + 8 + 1 =

- x² - x + 9

Answer 3

Thank you so much

Answer 4

You're welcome.