Answer:
W=2/(P-2L)
Step-by-step explanation:
 
        
             
        
        
        
Answer:
2, -3
Step-by-step explanation:
I think this is right. 
Maybe just wait till someone else answers just to makae sure this is exactly the right answer.
 
        
             
        
        
        
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Answer:
Fraction: 23/100
Decimal: .23
Percent: 23%
Step-by-step explanation:
Because there are 23 squares shaded out of 100.