Answer:
28
Step-by-step explanation:
18+6+4=28
 
        
             
        
        
        
Answer:
307.5$
Step-by-step explanation:
150$. 105% of it added. 
Since 105% is 1.05, multiply the percentage by the cost to get the money added. 
150*1.05=157.5
Then ADD it to the price/savings.
150+157.5=307.5$
 
        
                    
             
        
        
        
Answer:
6x^2-3x
Step-by-step explanation:

Hope this helps!
 
        
                    
             
        
        
        
It will be 6 to each person because 6x6 is 36 if u do 6x7 it will be 42 and it said 41 t-shirts not 42
        
                    
             
        
        
        
We can use the Front Outside Inside Last (FOIL) method to expand the double bracket

Front ⇒

Outside ⇒

Inside ⇒

Last ⇒

Put the four terms together we have

, then collect like terms
