Answer:
Step-by-step explanation:
 
        
             
        
        
        
Answer:
4
Step-by-step explanation:
 
        
             
        
        
        
Answer:
2 inches
Step-by-step explanation:
x= smallest
3x=largest
2x=medium
x+3x+2x=12
6x=12
x=2
so smallest is 2
largest is 6 (3x)
medium is 4 (2x)
2+6+4=12
 
        
             
        
        
        
The answer is B i did this before hope this helps
        
             
        
        
        
(b) , because if you expand 3(n+6), it is
 (3×n)+(3×6) = 3n+18
hope this helps! :)))