So,
You have to undistribute a common factor in all of the terms.
2a + 2b
There is a 2 in each term.
Undistribute.
2(a + b)
        
             
        
        
        
I think the 3rd one idk wait for someone else to answer go compare
        
             
        
        
        
Calculator my man calculator
        
             
        
        
        
Answer:
4
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
D. 17
Step-by-step explanation:
If PR equals 34, to get PT divide 34 by 2 since it's half of PR.