Answer:
a) will definitely be an odd number
Step-by-step explanation:
4^n is always even (when you multiply even and even number, the product is always even)
when you add one to even number, the sum is always odd
so 4^n +1 is odd.
 
        
             
        
        
        
Answer:
A
Step-by-step explanation:
I might be wrong but it seems right.
 
        
                    
             
        
        
        
Answer:
w = -16
Step-by-step explanation:
w + (-2) = -18
-18 - (-2) = w = -16
w= -16
Check your work:
-16 + (-2) = -18
 
        
                    
             
        
        
        
In the first one the options they give you are wrong, in fact you can prove it yourself, none of the options will give you as a result 10
I hope I helped you out
greetings!
 
        
        
        
Answer:
no solutions 
Step-by-step explanation:
I attached the pic of solution