Answer:
7
Step-by-step explanation:
Its 7 because khan academy and i know it
 
        
                    
             
        
        
        
The computer costs $304 now.
Step-by-step explanation:
Given, 
Cost of computer = $400
First discount = 20%
Amount of discount = 20% of $400
Amount of discount = 
Amount of discount = $80
Price after first discount = 400-80 = $320
Additional discount = 5%
Amount of additional discount = 5% of price after first discount
Amount of additional discount = 
Amount of additional discount = $16
Final cost = 320-16 = $304
The computer costs $304 now.
Keywords: discount, subtraction
Learn more about subtraction at:
#LearnwithBrainly
 
        
             
        
        
        
Answer:
It will take 9 weeks
Step-by-step explanation:
56 + 8x  123
 123
8x   67
 67
x   8.375
 8.375
 
        
             
        
        
        
the set of x values are called the domain and the corresponding values of y the range
 
        
             
        
        
        
Divide -32 by 4 and that is your answer