The surface of the lake.
6
5
4
3
2
1
0   Here is the surface of the lake
-1
-2
-3
-4
-5 Here is the fish  
-6
        
             
        
        
        
Answer is going to be x>-19
        
             
        
        
        
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Answer: -4/7 count 4 down and 7 across
Explanation: 
I hope this helped!
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- Zack Slocum
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1627190 there's your answer.