the slope of the line is 2
Answer:
the answer for this question is 0.713333333333
I can't tell what the numbers are on the first one but you got the second one right, and the last one would be different it would be 24 I believe.
Step-by-step explanation:

Answer:
3/2(x+y)
Step-by-step explanation:
The cost of 2 DVD is x+y
Divide by 2 to get the cost of one DVD
(x+y) /2
Multiply by 3 to get the cost of 3
3/2(x+y)