If you want it simplified -6k+5, if you need the answer lmk
        
                    
             
        
        
        
Answer:
its C 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
12 units
Step-by-step explanation:
Allow me to revise your question for a better understanding and I hope it will fit the original one.  
The parallelogram shown below has an area of 72 units squared. The base is 6 and the other side is 13 Find the missing height.
Here is my answer:
Given:
The area: 72 units squared.
The base: 6 units
As we know that the area of the parallelogram is represented by below formula:
A = b*h where h is the height and b is the base
In this situation, we know:
72 = 6*h
<=> h = 12
So the missing height is 12 units
Step-by-step explanation:
 
        
             
        
        
        
Answer:
400/1000×100%
40% is the percent of decrease from 1,000 to 400.