Answer:
y = 28 - x
Step-by-step explanation:
The variable x represents how many buttons Paula had before giving 28 away and the variable y represents how many buttons she has now. 
 
        
             
        
        
        
Answer: I think it is SAS
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
2.6
Step-by-step explanation:
its the answer trust me
 
        
                    
             
        
        
        
Answer:
it is number 3 (-1/5)
Step-by-step explanation: