Answer:
- 4.2 degrees
Step-by-step explanation:
If the drop was from temp 0 at 8 pm to temp -16.8 at midnight (4 hours later)
then,the drop is given by the rate: -16.8/4 = - 4.2 degrees per hour
Therefore, at 9 pm the temperature was:
0 degrees - 4.2 degrees = - 4.2 degrees
Answer: It's Already simplified!
The domain of f(x) is x > -3.
Given that
Function; 
We have to determine
The domain of f(x).
According to the question
To determine the domain of the function following all the steps given below.
The domain is defined as the set, which is to be input in a function. Or, we can say input values that satisfy a function.
Function; 
Then,
The domain of the function,

The domain is x > -3,
Hence, the domain of f(x) is x > -3.
To know more about the Domain click the link given below.
brainly.com/question/1503067
Answer:
9
Step-by-step explanation:
9 × 9 = 81
81 + 40 = 121
121 is the amount of money you want so you just have to mow 9 lawns to get your exact amount of money you need.
Answer:
for 12 you can make 48 cups for 30 you can make 120 cups \
for the second question you need 10 ounces for 40 and
Step-by-step explanation: