X + 3 = 9-4
First simplify the right side.
9-4 = 5
Now you have x + 3 = 5
Now subtract 3 from both sides:
X = 2
Answer: x = 2
 
        
                    
             
        
        
        
Answer:
x=0
Step-by-step explanation:
Anything divided by 0 is undefined  so in this case 1/0 would be undefined.
 
        
             
        
        
        
Answer:
See the step-by-step explanation
Step-by-step explanation:
Let c be any element of C. (I'm not sure wether you have to assume that C is non-empt or not)
C is a subset of B. That means that as c is  in C, it is also in B. ( )
)
Now, B is a subset of A. It follows that as  .
. 
That means c is an element of A. The predicate Q is true for all elements of A, including c. 
Because we let c be any element of C, we have proven that the predicate Q is true for all elements in C.
 
        
             
        
        
        
9 is the anser trust me i just took the test i hate computer scored test but that is the answer 
        
                    
             
        
        
        
This is the histogram to ur questions