Answer:
10 • (x - 2y + 3z) 
? if thats the answer.
and   y = 5/2 = 2.500 for the - 2y = -5 one. if they are both combined please comment under mine.
 
        
             
        
        
        
Answer:
17/2
Step-by-step explanation:
8 × 2 = 16 adding 1 = 17
 
        
             
        
        
        
Answer:
70
Step-by-step explanation:
i added 30% and 40
 
        
             
        
        
        
Add all the number then divided by as many numbers as you added