Answer:
14/15
Step-by-step explanation:
make both bases the same number
5/15 + 9/5
add like normally
14/15
 
        
                    
             
        
        
        
Answer:
a = 8
Step-by-step explanation:
8 + 3 + 1 - 4 = 3a - 2a
8 = a 
a = 8
I hope this helps a little bit.
 
        
                    
             
        
        
        
Answer:
 
  
 
Step-by-step explanation:
Here, the given expressions are:
A) 
Solving this, we get

⇒
B) 
Now, solving this, we get

⇒
C) 
Simplifying this, we get

⇒ 
 
        
             
        
        
        
For answer a the price will be the same because it's $125 for every 10 tickets