Answer:
x = 15
Step-by-step explanation:
Well, I would first make a table and then I would find the slope. That is my advice.
Answer:
Area of the self will be 
Step-by-step explanation:
We have given that self is 4 feet wide and
feet deep
So length pf the shelf l =
feet
And width = 4 feet
We have to find the area of the self
We know that area is given by
Area = length × width
So area of the self will be 
No since the between consecutive numbers doesn't give a constant