Answer:
answer is b
Step-by-step explanation:
 
        
             
        
        
        
5 is the answer because it is a full number
        
             
        
        
        
429.8x 4 days=1,719.2miles driven on a four day trip.
        
                    
             
        
        
        
Answer:
Four less a number
Step-by-step explanation:
x-4 is literally subtracting 4 and 4 less a number is basically also subtracting 4 from an equation.