Answer:
3a-14=4, is an equation, as equations are always equal to something and give an answer, as too an expression is required to be evaluated to receive an answer.
-I hope this is the answer you are looking for.
Step-by-step explanation:
 
        
             
        
        
        
Answer: 3
Step-by-step explanation:
5−(4−2−(6−6))
=3
 
        
                    
             
        
        
        
Answer:
that's hard bro what grade are you in
 
        
             
        
        
        
Hmm....
I know that the first answer is a coin, but I'm not too sure about the second one.