Answer:
Its A
Step-by-step explanation:
7:13
Each X and Y in the equations don't have a number in front of them so they are all considered 1.
D = 1*(-1) - 1*(-1) = -1 -1 = -2
The answer is -2
New coordinates:
(5, 8)
(2, 1)
(-3, 3)
