Answer:
8
Step-by-step explanation:
 
        
             
        
        
        
Answer is: 50.4%. You have to take 30% off of 72%. Easiest way is to find 10% of 72 (7.2) and multiply that by 3 (=21.6). Then minus this off the original price (72 - 21.6 = 50.4)
        
             
        
        
        
Answer:
x²-7x=0
Step-by-step explanation:
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