Answer:
The = sign 
Step-by-step explanation:
 1 11/20 = 31/20 = 1.55 and 1.55 =1.55
 
        
                    
             
        
        
        
Answer:
 t  ≤ 15
Step-by-step explanation:
 t - 3 ≤ 12
Add 3 to each side
t-3+3   ≤ 12+3
 t  ≤ 15
 
        
                    
             
        
        
        
Answer:
1013500000
Step-by-step explanation:
Addition, mate.
 
        
             
        
        
        
Answer:
A.y=(t-1998)+b
B. 13,720 Vehicles
Step-by-step explanation:
N/A
 
        
             
        
        
        
B
Step by step explanation This is how I got the answer to your question and I gave you the solution I hope this helps you out