Answer:
The value of nx is the ratio of the transformed x-coordinates to the original x-coordinates in each horizontal stretch. The value of ny is the ratio of the transformed y-coordinates to the original y-coordinates in each vertical stretch.
Step-by-step explanation:
PLATO 
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Step-by-step explanation:
Amount of water left = 250 - 9x.
 
        
             
        
        
        
Step-by-step explanation:
6.5r - 7.4= 12.1
6.5r = 19.5
r = 3
 
        
             
        
        
        
Answer:
paraell
Step-by-step explanation: