If the backpack weighs 120 N, then the equivalent 
weight in pounds is about 26.98 .
All that business about lifting and joules of work is 
completely irrelevant to this question.
        
             
        
        
        
Answer:
It is A and D.
Step-by-step explanation:
One answer would be 1.50x + 3600 = 1200, because he sells x many bags for $1.50 each, and add 3600 to it
The other answer is 1.5(2400 + x) = 12000, this is equal to 3600 + 1.5x = 1200, the same as the first equation.
The other answers are all wrong.
 
        
             
        
        
        
Answer:
A and B
Step-by-step explanation:
This is correct on khan academy!
 
        
                    
             
        
        
        
I added 12+5(2) and got 22. Since 12 was how many shots she made on the first day and she makes 2 more shots than the previous day I did 5x2 which is 10 and add them up it makes 22:)