Answer:
The mean is the average of the numbers. It is easy to calculate: add up all the numbers, then divide by how many numbers there are. In other words it is the sum divided by the count.
Step-by-step explanation:
plz give brainliest 
 
        
             
        
        
        
Answer:
The constant of proportionality is 5.
Step-by-step explanation:
If the quantity q varies inversely with the square of m and directly with the product of r and x, then the variation equation is 

When q=2.5, m= 4 and the
product of rx = 8.
We plug in this values to get;



Multiply both sides by 2

The constant of proportionality is 5.
 
        
                    
             
        
        
        
Answer: 
13) 10b^2a^4
14) -5y^3+35y^2-10y
        
             
        
        
        
Answer:
Option B and D .....
If the provide option is correct 
Or else it should be 7/9 and 0.777
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Answer:just subtract 8 from both sids then add 17 to both then do the dam probkemits ez
Step-by-step explanation:dddddddd