Answer:
Area of rectangle = 
Perimeter of rectangle = 
Step-by-step explanation:
We are given:
Length of rectangle = x
Width of rectangle = x-4
We are not given if we want to find area of rectangle or perimeter of rectangle.
So, I will be finding both
Area of rectangle
The formula used is: 
Putting values and finding area

So, we get area of rectangle = 
Perimeter of rectangle
The formula used is: 
Putting values and finding perimeter

So, we get perimeter of rectangle = 
I hope, it can help in solving the question.
Answer:
The second and third option are both functions!!
Glad to help!!
Step-by-step explanation:
Answer:
6
Step-by-step explanation:
The way you wrote the problem makes the answer 330,600. I think your decimals were meant to be commas. If I am wrong, please forgive me.
For the first one, it would be 5/3 and 19/3
the second one would be 40