Answer:
12
Step-by-step explanation:
(12-9)(8)/2=12
 
        
             
        
        
        
Answer:
1) quadrants 1 and 3
2) quadrants 2 and 4
Step-by-step explanation:
 
        
             
        
        
        
Answer  The percentage of male is 57.5 %
Step-by-step explanation:
 
        
             
        
        
        
19-3(12a-16)
= 19 - 3*12a - 3*(- 16)
= 19 - 36a + 48
<u>= - 36a + 67</u>
        
             
        
        
        
Answer:
80
Step-by-step explanation:
The trend is multiplying by 2. 5x2=10 10x2=20 20x2=40 40x2=80