Answer:
both the first one
Step-by-step explanation:
use unit rate
 
        
             
        
        
        
Answer:
Step-by-step explanation:
First you need to do 5x5=25
 
        
                    
             
        
        
        
0.54=0.54/1=5.4/10=54/100=27/50
        
             
        
        
        
Answer:
y=10
Step-by-step explanation:
what ever x='s you add 5 and what ever y='s you subtract 5
 
        
                    
             
        
        
        
Answer:
A and D
Step-by-step explanation:
yes