Answer:  
 
Step-by-step explanation:
    We will subtract the amount of water that leaked out from the amount of water originally in the fish tank.

          The fish tank is  of the way full.
 of the way full.
 
        
             
        
        
        
Answer:
I think $10 is the answer
 
        
                    
             
        
        
        
The equation can still be solved but it should be stated clearly at what value of would the equation be undefined. For instance, you have an expression,
1/x+2
When x is equal to -2, the denominator will be 0 resulting to an undefined solution. The value of x here can be any real number except -2.
        
             
        
        
        
Answer
so whats the question?
Step-by-step explanation: