I think b is the correct answer. 3 is the initial number. a's wording can be confusing.
Answer is 4,320 dollars because once you do 5*86400 you move the decimal to the left two times since each ml is 0.05. Giving you $4,320
Answer: y=-2x -1 the answer
Answer: 2x + 14y + 15
Step-by-step explanation:
8x - 6x + 10y + 6 + 4y + 9
Bring like terms together
8x - 6x + 10y + 4y + 6 + 9
Combine like terms
2x + 14y + 15
Hope this helped!