It is an infinite number of solutions. To put it simply, is x = 1, y would equal 4.you can do this with every single number.
        
             
        
        
        
Answer:
Step-by-step explanation:
 
        
             
        
        
        
Answer:
6 number of seashells for 1 Summer. 21 number of seashells for two summers. 36 number of seashells for three summers. 51 number of seashells for 4 summers.
Step-by-step explanation:
15 substituted in for f and x is the the number of summers.
 
        
             
        
        
        
There are no coordinates for an equation like this, you have to just graph the problem. Just try graphing something similar to this (or just include this image). Hope this helps!