I honestly don't know because i'm only in sixth grade but I think that it might be 30*.
Maybe B but let me check better.
Answer:
−8xf+16xg
Step-by-step explanation:
im not sure if thats correct but you should be using vector arithmetic to simplify the answer.
the answer for 135 times 12 is 1620
X would be 196. All you have to do is divide 5/7 one each side of the equation and you would get x = 196. I hope this helped and make sure to make this the brainliest answer :)