Answer:
18
Step-by-step explanation:
it is 18 because you would 36 divided by 4 to get 9. Then you would do 9 plus 6 to get the answer 18
Answer: 10 - 2√21
Step-by-step explanation: I simplified your question by using an online calculator. :)
It is graph w because it starts at a price of 40 and goes up by 20 every hour.