3b(3-b) is the answer
Step by step explanation : take out the most common factor which is 3b
 
        
                    
             
        
        
        
Answer: 6,520 miles per year
Step-by-step explanation:
They had driven the car for 53,790 miles in 8.25 years. 
The average number of number of miles driven per year is:
= 53,790 / 8.25 years
= 6,520 miles per year
<em>They drove an average of 6,520 miles per year.</em>
 
        
             
        
        
        
Answer:
$4.60
Step-by-step explanation:
The customer will pay $0.80 per pound.  They are buying 5 and 3/4 pounds of nails, so they will pay..
$0.80(5) + $0.80(3/4) for the nails...now simplify...
$4.00 + $0.60 = $4.60
 
        
                    
             
        
        
        
Answer:
the answer is 2-bar pack that costs 1.98, it is 0.99 per bar.
Step-by-step explanation:
 divide $1.98 and 2 which comes to $0.99 then divide $8.88 and 8 which comes to $1.11 so 0.99 is cheaper and the better deal