I think this is the answer...
Answer:
Step-by-step explanation:
Enter your x and y values into your equation from your table
Answer:
-52, and the opposite of this is 52.
Step-by-step explanation:
If we are losing 52 pounds, then our number is -52 since we are losing 52 pounds (adding a negative number to a positive number is the same as subtracting that number).
The opposite of a number is when we negate the number, or multiply it by -1.
A negative number times a negative number is a positive number.

Hope this helped!
If you times 39.99 by 0.20 (20%) then you get your answer of $7.99