Answer:
6(12+8)
Step-by-step explanation:
the word 'times' would indicate the multiplication of 2 numbers
the word 'sum' would indicate the addition of 2 numbers. in this case, 12 + 8 would be placed in parenthesis
hope this helps!! :)
 
        
             
        
        
        
Answer:
C D 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
to be honest I dont know 
Step-by-step explanation:
I dont know  how.
 
        
                    
             
        
        
        
Answer:
No positive real solutions.So the answer is zero. 
Step-by-step explanation: