Answer:
A. 0
Step-by-step explanation:
 
        
                    
             
        
        
        
Is something missing
???????????????????//
        
             
        
        
        
Answer: 12 minutes
Step-by-step explanation: Since there are 2 people and 24 minutes total, you have to divide the total time by the amount of people. The equation will be 24=2x, so divide 24 by 2 and you get 12
 
        
             
        
        
        
2\x^-5y this is for the first one 
and for the second i do'nt know sorry