I think that the answer is c but I'm not sure don't take my word for it if answer is wrong please don't be mad
        
             
        
        
        
I did the math and it said it was 60$ 
my mother has a degree in math and was top in her class
I asked her how to do it and she showed me how to, and I got 60$ 
sorry if its wrong
        
             
        
        
        
Answer:
4
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
1st box: Asso. prop= m+(4+x)
2nd box: Comm. Prop= m+4=4+m
3rd box: iden. prop= m+0=m
4th box: Zero prop: m x 0=0
 
        
             
        
        
        
Answer:
do yourself a favor and download photomath. It'll save your life
Step-by-step explanation: