Answer:
The answer is 54. 
Step-by-step explanation:
54 divided by 2 will give you 27. 
54 divided by 9 will give you 6. 
 
        
             
        
        
        
Answer: 10 bags that weigh 2 lb.
5 bags that weigh 4 lb.
2.5 bags that weigh 8 lb. 
Hope this helps.
Step-by-step explanation:
 
        
             
        
        
        
9b - 12b² factorised would be 3b(3 - 4b).
You can find this as you must first find a common factor between 9b and -12b², which would be 3b. We can then take this out of the bracket and divide both terms by 3b to get the final answer, which leaves us with 3b(3 - 4b).
I hope this helps!
        
                    
             
        
        
        
Answer:
B) 150
Explanation:
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