Answer:
none
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Machine A=504 parts in 12h
Machine B=564 parts in 10 h
Step-by-step explanation:
please find the attached picture for steps
 
        
                    
             
        
        
        
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Alejandro is correct because you do not need to add another number to 76.518, as Jiro did, but you need to round it to the nearest tenth.
Glad I could help, and good luck!
        
                    
             
        
        
        
Answer:
1. x=y−2
2. -1/2y + 4
Step-by-step explanation: