Answer: 7
Step-by-step explanation:

You can either remove brackets and just do a little addition and subtraction.


So the answer is 7.
Or just finish things inside the brackets first.

So the answer is 7.
 
        
             
        
        
        
Answer:
2/7
Step-by-step explanation:
 
        
             
        
        
        
Answer:
4
Step-by-step explanation:
And let the missing number be x
We can solve using Algebra
 11x - 10 = 34
 11x = 34 + 10
 11x = 44
 x = 44/11
 x = 4
 For verification:
 4(11) - 10 = 34
 44 - 10 = 34
 34 = 34
 Hence, Proved 
 
        
             
        
        
        
Answer:
$2000
Step-by-step explanation: