Answer:
22.347 or 22.35
Step-by-step explanation:
third option
We just have to calculate 2x² - 4x - (x² + 6x). 2x² - x² = x² and -4x - 6x = -10x so the answer is x² - 10x.
74
You subtract 43 from 12 you get 31 then you add 43 and 31 you get 74 bye
