Answer:
2 - x^2
Step-by-step explanation:
 
        
             
        
        
        
Answer:
9
Step-by-step explanation:
The exterior angle is equal to the sum of the 2 opposite interior angles, therefore: 
9x + 9 = 45 × 5x
 4x = 36
 x = 9
 
        
                    
             
        
        
        
Answer:
45
Step-by-step explanation:
9 of the 20 drawn were red
9/20 * 100 = 45
 
        
             
        
        
        
Answer: Slope is 3
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation:
<u>Given ordered pairs:</u>
There is a repeat of domains (3) with different range (-13 and 2) but the function can't have repeat domains so it is not a function