Answer: Like terms are terms with the exact same variables, and the exact same degree of each variable...simply put, the exponents of each variable have to be exactly the same. The given term 12 ad³ has variables a and d. a has a degree of 1 and d has a degree of 3.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
C
Step-by-step explanation:
 
        
                    
             
        
        
        
There is a formula you can use:
Time = (Worker1 * Worker2) / (Worker1 + Worker2)
Time = (10 * 6) / (10 + 6)
Time = 60 / 16
Time = 3.75 hours
        
             
        
        
        
Just times everything by something
examples
 10/12
20/24