Answer:
D
Step-by-step explanation:
Because n is the number of days and 29.99 is the cost per day.
Also, $50 is the fee so you add that too.
 
        
             
        
        
        
Answer: The item would be 45 dollars.
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
22.2 ounces
Step-by-step explanation:
18.5 ounces times 1.20
 
        
             
        
        
        
I'm going to divide number one to 6 parts
1. 

 = 

2. 

 = 

3. 

 = 

4. 

 = 

5. 

 = 

6. 

 = 

because to make the denominator to 100, you need to multiply 10 by 10 which is 100.
and because you multiply 10, you also have to multiply the numerator by 10.
EXAMPLES: 

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 × 

 = 
 
 
        
        
        
-6-7(c+10)
-6-7c-70
-76-7c
B