Hi there 
9a + 3(8-2a)
9a + 24 - 6a 
(9a -6a) +24
3x + 24 
I hope that's help !  
        
                    
             
        
        
        
Answer:
B and C
Step-by-step explanation:
2/3 = 6/9
and
1/2 = 4/8
 
        
                    
             
        
        
        
It is a square, so you know the sides are equal. You also know that 49 is a squared number. so you do 49 square rooted and you get 7. the perimeter is adding all the side lengths. So you take 7 and multiply it by 4 since a square has 4 sides. and u have your perimeter. 28!<span />
        
             
        
        
        
Answer:
im not sure 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
$1.16 per meter
Step-by-step explanation:
You need to divide the coat by the meters.
9.28/8
= 1.16
So one meter of ribbon would cost $1.16.