100-r=99.52
First, add r to both sides. 
100-r+r=99.52+r
And then simplify.
100=99.52+r
Then, subtract 99.52 from both sides.
100-99.52=99.52+r-99.52
And simplify.
0.48=r
So, 
r=0.48
        
                    
             
        
        
        
If what you mean is the website then the many other users (like myself) answer said question.
 
        
             
        
        
        
Answer:
you can say he bought 2 small notebooks and 4 big notebooks
Step-by-step explanation:
we have 52 dollars here
so if we have 4 large notebooks that will cost 40 dollars and if we have 2 small notebooks on addiction to that, that will cost 12 more dollars
now adding up 40 and 12 we get $52 !
 
        
             
        
        
        
Answer:
140/4=35mph
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
The volume is 56.6 rounded
Step-by-step explanation: