The following sequence shown up top is arithmetic sequence
        
                    
             
        
        
        
Answer:
2.7 miles
Step-by-step explanation:
 
        
             
        
        
        
Answer:
C, 40
Step-by-step explanation:
You can set up the equation as 20+4x=180
180 is the total angle of the line
4x=160 and divide each side by 4
x=40
 
        
                    
             
        
        
        
Answer:
It is usually an integer that is multiplied by the variable next to it.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
A 20 and 45
Step-by-step explanation:
son20 & father45