(-7w²-2w-1)-(-5w²+3w-2)

A) 12w²+5w+1

B) -2w^2-5w-1

C) -2w²-5w+1

D) -12w^2-5w-3

1 answer

-7w²-2w-1 + 5w² - 3w + 2 (distribute the negative sign in front of the second parentheses)

= -7w² + 5w² - 2w - 3w - 1 + 2 (combine like terms)

= -2w² - 5w + 1

Therefore, the answer is C) -2w²-5w+1.