Answer:
[tex]-x^{2}[/tex]-x+9
Answer & Step-by-step explanation:
[tex]2x^2+6x-7x+8-3x^2+1[/tex]
Combine your like terms.
[tex](2x^2-3x^2)+(6x-7x)+(8+1)[/tex]
[tex]-x^2-x+9[/tex]
So, the simplified form of this equation is -x² - x + 9
