The answer is b because all you have to do is just subtract if I am wrong so sorry
        
             
        
        
        
(3+11i)/(3+11i)=1
So that means you can multiply 6/(3+11i) by (3+11i)/(3+11i)
Then 6(3+11i)/1
= 18+66i
 
        
             
        
        
        
Answer:
It comes down to what the equals sign means. It means,  that the two things mentioned on either side of the equation are the same thing. If you do something to the left side, you have presumably changed it.
Step-by-step explanation:
Hope this helps, If it did, then I would really appreciate it if you gave me Brainliest, I only need one more to rank up and it has taken forever to get to where I am currently. Thanks.
 
        
                    
             
        
        
        
The total cost of the customers order is s/2 + 1.50 dollars.
<u>Explanation:</u>
Let s represent the cost of sandwich
Cost of pretzels = 1.50 dollars
Special offer by deli lunch = Half of the cost of sandwich + bag of pretxel
Cost of offer. =  s/2 + 1.50 dollars
Original order = 1 sandwich
Originial cost = s dollars