Answer:
f^-1 (x) = x/2 - 1
ps the ^ means to the power of so its f to the power of -1.
hope it helps!!
 
        
                    
             
        
        
        
Composite numbers are numbers that are not prime.
        
                    
             
        
        
        
Answer:
$2
Step-by-step explanation:



Therefore, each raffle ticket cost $2.
 
        
                    
             
        
        
        
Answer: x ≤ 10
Step-by-step explanation:
20 + 13x ≤ 150
13x ≤ 150 - 20
13x ≤ 130
x ≤ 130 ÷ 13
x ≤ 10
 
        
             
        
        
        
Start at (0, 135) and work your way down 15 and over one each time. Your next point would be (1, 120)