Answer:15
Step-by-step explanation:
 
        
             
        
        
        
Answer:
2x-2<1/2
Step-by-step explanation:
when the problem says "two less than" it means we are subtracting 2 from something, in this case, that something is "twice a number" as the problem states. So we would write 2x where x is a variable that represents any number so we have 2x-2<1/2.
 
        
             
        
        
        
Answer:
Your Answer would be 30! Hope this helped!
 
        
                    
             
        
        
        
500/20 = 25kcal per piece
8 * 25 = 200kcal.....yes, he is able to have 8 pieces