Answer:
i dont under stand but i will just ask for help to my father 
Step-by-step explanation:
i dont wnow the answer!???
 
        
                    
             
        
        
        
Answer:
Infinitely many
Step-by-step explanation:
12x + 1 = 3(4x + 1) - 2
12x + 1 = 12x + 3 - 2
12x + 1 = 12x + 1
Both sides are equal for all x, so infinite solutions 
 
        
                    
             
        
        
        
Answer: His total rental cost will be $164.75.
Step-by-step explanation:
Since we have given that 
Cost of per day = $30
Cost of per mile after the first 100 miles = $0.65
According to question, he was travelling 215 miles in 3 days.
So, it becomes,

Hence, his total rental cost will be $164.75.
 
        
             
        
        
        
<h2>Answer: It is on the origin or quadrant I</h2>
        
             
        
        
        
12,17,23,23,25
mod = 23 
median = 23