Could you send a picture of the question
Serena drank 9.6 oz of juice. If 4.75 oz were apple juice, then she drank 9.6-4.75=4.85 oz of orange juice.
2x + y = 0
2x + 3 = 0
- 3 - 3
2x = -3
2 2
x = -1¹/₂
(x, y) = (-1¹/₂, 3)
It is 16.256 because I went to google and found it.... yep that simple.
-500 me cause that is the action that is being take place, it decreased by 500