You need to divide the minutes by hours
Yes, your work is correct.
The diagram does illustrate x²+6x+9=72. This is also represented by
(x+3)² = 72
We can take the square root of both sides:

When we evaluate this, the answers are x = -11.5 or x = 5.5.
Answer:
3.25
Step-by-step explanation:
Do you have a picture with the question?
A. The graph will be continuous because the amount of gas that she added to the tank does not need to be an integer amount.