Answer:
you search on doutnut ok dear
It would 9 : 12 : 24
24 ÷ 8 = 3
4 • 3 = 12
3 • 3 = 9
Answer:
8x^2 - 26x + 33
Step-by-step explanation:
Add the expressions.
2x^2 - 13x + 12 + 6x^2 - 13x + 21 =
= 2x^2 + 6x^2 - 13x - 13x + 12 + 21
= 8x^2 - 26x + 33