Answer:
70%? 
Step-by-step explanation:
because 7 precent of 10 is 70%
 
        
                    
             
        
        
        
Answer: 8 movies
12 + 1.50x = 3x
Move the variables to one side
12 = 1.50x
Isolate x 
8 = x
Check:
3(8)= 24
12.00 + 1.50(8) = 24
        
             
        
        
        
Answer:
   (n+54)/9 = 21
Step-by-step explanation:
A number: n
Is increased by 54: n+54
The sum is divided by 9: (n +54)/9
and the result is 21:
   (n +54)/9 = 21
 
        
             
        
        
        
Answer:
 check online for more information
 
        
             
        
        
        
Answer:
D
Step-by-step explanation: