Answer:
4/12 or 1/3
Step-by-step explanation:
there is a fraction of 4 hours in the 12 hours, so 4/12.
That can be simplified to 1/3. 
 
        
             
        
        
        
Answer:
The answer is C.
Step-by-step explanation:
 
        
                    
             
        
        
        
5p-4p-8=-2+3
Combine like terms
p-8= 1
Add 8 to both sides to isolate p
p=9
Final answer: 1 solution only, p=9
        
                    
             
        
        
        
Answer:
27
Step-by-step explanation: