CF = CD + DF (since D is simply a point on the line, and C to that point added onto F to that point is CF), so 4y-9+2y-7=14. Adding it up, we get 6y-16=14 and adding by 16 we get 30=6y. Dividing both sides by 6, we get y=5. Plugging that into DF, we get 10-7=DF=3
        
             
        
        
        
Answer: y= 2
Step by step: Multiply 2 and 1 to get 2
 
        
             
        
        
        
9 pounds of food at 2.00= 18.00 
she has 25.00-18.00= 6.00 to buy treays
6÷1=6 
Cara can buy 6 treats
 
        
                    
             
        
        
        
To find the median, first arrange from least to greatest.
11 , 13 , 17 ,  19 , 19 ,23 
The median is now between 17 and 19 which is 18.
Ur answer is C)