To determine the expression that is equivalent to 8a + 20, all you have to do is find the common denominator and divide the values by it. 
8a + 20
8a/4 + 20/4
4(2a + 5). 
The correct solution would cue the second option - 4(2a + 5).
        
                    
             
        
        
        
Answer:
6/5
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
-1.8, -5/4, 3.2, 2/3
Step-by-step explanation: