Answer:
the red one
Step-by-step explanation:
 
        
                    
             
        
        
        
If (3) 
x+y
 =81 and (81) 
x−y
 =3, then the values of x and y are 17/8 and 15/8
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
why the negitives
Step-by-step explanation:
in in secod grad
 
        
             
        
        
        
The question isn’t complete
        
             
        
        
        
Answer:

Step-by-step explanation:
1.) turn the percentage by a decimal equivalent.
2.7%= .027
2.) turn .027 into a fraction

3.) simplify if needed to, in this case it can't be simplified further.