Answer:
 Cost to a rent a snorkel
                ,           Cost on 10 rent  snorkel 
Step-by-step explanation:
 Given,
Tourist spend on rent snorkel and fin=
10 snorkel and 12 pairs of fin
Let the cost to  rent a snorkel be =
x
and cost of a pair of fin is =
y
x=3y            (given condition)






Cost of a pair of fin=  



Cost of rent a snorkel
 Total cost of a rent snorkel

    =
 
        
             
        
        
        
Answer:(4,5)
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
A: a^3
B: c^1 or just c
Step-by-step explanation:
Subtract the exponents
 
        
             
        
        
        
Answer:
que?
Step-by-step explanation:
 
        
             
        
        
        
Answer:
   x = -3
Step-by-step explanation:
The graph is symmetrical about the vertical line through its vertex:
   x = -3