Help, please? make sure it is simplified this is for an IXL

Question

asked May 19, 2023 178k views

1 Answer

Tharaka Nuwan · Answer 1 · 2023-05-22T20:03:24+0000

Answer:

- 12k² + 9k - 10

Explanation:

note that + (-) = -

9k + (- 10) + (- 7k²) + 2k² - 7k²

= 9k - 10 - 7k² + 2k² - 7k² ← collect like terms

= - 12k² + 9k - 10