Answer:
Search google but the answer is (8.31×10-3) (9.9×10)-6
 
        
             
        
        
        
Answer: 
 
Step-by-step explanation:
Given
Equations are  and
 and 
take 

Put the value of y in another equation 

Put the value of x in y

Hence,  
 
 
        
             
        
        
        
.4 as a percentage is 40%
        
                    
             
        
        
        
Answer:
104.5 ft
Step-by-step explanation:
In the picture I uploaded I showed all of the work so yeah!!! :)
 
        
             
        
        
        
Answer:
-5/2, -2, 1.7
Step-by-step explanation: