I think 4
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
32r + 39
Step-by-step explanation:
<u>Step 1:  Distribute</u>
4(5 + 8r) + 19
<em>20 + 32r + 19</em>
<em />
<u>Step 2:  Combine like terms</u>
<em>32r + 39</em>
<em />
Answer:  32r + 39
 
        
                    
             
        
        
        
I need a picture so that I could see the diagram
        
             
        
        
        
Answer:
See attached image!
Step-by-step explanation: