Answer:
<u><em>It has gone -160 miles.</em></u>
Step-by-step explanation:
To find the answer we will <em>multiply -40 by 4 hours</em>, and we get<em> -160 miles</em>.  Therefore, the car has <em>traveled -160 miles</em>.
 
        
             
        
        
        
Answer:
1r
Step-by-step explanation:
(5r-4)(2r-6r+4)
1(5r-4)+1(2r-6r+4)
5r-4+2r-6r+4
5r+2r-6=1r
1r-4+4
-4+4=0
1r
 
        
             
        
        
        
Answer:I don’t know either 
Step-by-step explanation:
 
        
                    
             
        
        
        
How long did she ride it for?
otherwise it would be 5.3 kph