The answer is
-1 ≤ x < 3
We just learned this is in my algebra 2 AP class
Your cheating in class I’m telling
If the base is 8cm & the height is 12cm, then you take 8x12, which is 96, and divide it by 2, which would be 48, so the answer is A
6 ×2=12
_ _
7 ×2=34
therefore, 12:34 is a ratio that is twice of 6:17