Answer:
3.96 months
Step-by-step explanation:
12 months in a year
12 * 33%= 3.96 months
 
        
             
        
        
        
Answer:
Yes, Hamdan is correct. 
Step-by-step explanation:
Let the two fractions are q/r and s/r. 
Here, the denominator is same for both the fractions. 
So, as we add them, add the numerators and the denominators remains same. 

For example

So, Hamdan is correct. 
 
        
             
        
        
        
Answer:
Step-by-step explanation:
 
        
                    
             
        
        
        
x equals zero 
-7=9x-7
Add the -7 over: 0=9x
Divide both sides by 9: 0=x