The answer is 3 and you have to subsitute -6 in for n to get your answer
        
             
        
        
        
Tina said that 6:8 is equal to 36:64.
It's wrong. It should be 48:64. Because just like a fraction, whatever you multiply in the bottom, you do to the top.
        
                    
             
        
        
        
9. answer is 12
10. answer is 3.5
11. answer is 23
        
                    
             
        
        
        
Answer:
$10.50
Step-by-step explanation:
We can make an equation
2.50+2x=?
x=4 because we are riding 4 miles.
so it's 2.5+2*4=?
let's solve
2.5+8=$10.50
 
        
             
        
        
        
Answer: 22 because 2x 11 = 22
Hope I helped 
Pls give me brainlist.
Step-by-step explanation: