U² - 16 u + 64 = ( u - 8 )²
because: A² - 2 A B + B² = ( A - B )²
Answer: 64
        
             
        
        
        
Answer:
The sandals cost before tax $25.
Step-by-step explanation:
Let us assume that the sandals cost before tax $x.
So, after giving an 8% tax the price will be  .
.
If the $15 gift certificate on that after tax price and the final cost of the sandals becomes $12, then 
1.08x - 15 = 12
⇒ 1.08x = 27
⇒ x = $25 
Hence, the sandals cost before tax $25. (Answer)
 
        
             
        
        
        
You add up all of the Frequencies together (to get 50)
The number 6 was rolled 9 times. So that makes it 9/50.
9/50 -> .18 or 18%
Does that help?
        
                    
             
        
        
        
Answer:
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