Answer:
182 −17+9
Step-by-step explanation:
[tex]18x^2-17x+9[/tex]
[tex](10x^2 -10x+2)-(-8x^2+7x-7)[/tex]
Simplify each term.
[tex]10x^2-10+2+8x^2-7x+7[/tex]
Simplify by adding terms.
good luck, i hope this helps :)
