Answer:
34
Step-by-step explanation:
-5y=-45
y=-45/-5
=9
y=9
then 
5y-11=5×9-11
=45-11
=34
 
        
                    
             
        
        
        
Answer:
The selling price is $46 approx.
Step-by-step explanation:
The cost price is = $35.87
Markup is 22% of selling price.
Let the selling price be = 100%
So, 100%-22%=78% = 0.78
So, solution is = 
 ≈ $46.
Hence, the selling price is $46 approx.
 
        
             
        
        
        
Just isolate f.. buy getting it alone on one side or the other
 
        
             
        
        
        
Answer:
15.4919333848
Step-by-step explanation: