The first 4 on the left has a value of 400. The next 4 has a value of 40. The first 4 is in the hundreds place and the second 4 is in the 10's place.
        
             
        
        
        
Answer:
trapezoid 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
no solutions
Step-by-step explanation:
10x+2y=42
5x+y=20
Multiply the second equation by -2 to use elimination
-2(5x+y)=20*-2
-10x -2y = -40
Add this to the first equation
10x+2y=42
-10x -2y = -40
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0 = 2
This is never true.  This means there are no solutions
 
        
                    
             
        
        
        
8.473 is the correct answer