Simplifying the expression by combining like terms:
2x² - 3x² + 6x - 7x + 8 + 1
= -x² - x + 9
So the answer is option C: -x² - x + 9.
2x²+6x-7x+8-3x²+1
A) 2x^+x+9
B) -2x^2-x-9
C) -x^2-x+9
D) x^2 +9
1 answer