3x + 6
distribute the 3 to both of the places in the parentheses. 
        
             
        
        
        
Answer:
Step-by-step explanation:
if you know 50*4=200, you must also know that 50*10=500 and that 4*100=400 so 500*400= 50*10*4*100 
multiplication is comutative so 
50*4*10*100=200*1,000= 200, 000
 
        
                    
             
        
        
        
Answer:
-2, 0 
I think I haven’t done this in 3 years lol