Answer:
There are 2 contractions al and del. Name the parts of a verb Ar, Er, ir 
 
        
             
        
        
        
(15, -8) :)
From C to midpoint you do (+10, -7), so you have to do that again to get to D
        
             
        
        
        
42 is the answer
Explanation: 
50% of 80 is half of 80 which is 40
Then you would add 40 with 5% of 40
What you would do then is 5% times 40 then you would change the 5% into a decimal which is 0.05 and multiply it by 40 , which would get u 2 
Then you would add the price with tax
40+2 = 42