DE/2 = 30.5
CE=30.5
DC=30.5
3x + 5 = 30.5
3x = 30.5 - 5
3x = 25.5 
25.5/3 =8.5 
x=8.5
        
             
        
        
        
Answer:
Please see the graph below
Step-by-step explanation:
The table is just selecting numbers for x and then solving for what y would be.  Once we have the ordered pairs (x,y)  We can graph the points and see the line.
 
        
             
        
        
        
Answer:B
Explanation:In a function only one input is used there this is not a function
        
             
        
        
        
Average is 
(2x + X+6)/3=63 
(2x+x+6)= 189 
3x+6=189
3x=183 61 
X=61
Scores for the game are: 61, 61, and 67
        
             
        
        
        
Step-by-step explanation:
3 cookies= 240 cal
∴ 1 cookie= 240÷3 cal
∴ 5 cookies= (240÷3) × 5
⇒ 240÷3= 80
⇒ 80 × 5= 400
[ans] 400 cal