Answer:
1/9 of a container
x = -2
Step-by-step explanation:
-4x + 3y = 23
y = -7x - 9 // *-3
-3y = 21x -27
+++++++++++++++++++
-4x = 21x + 50
-50 = 25x
I think the answer is C 0.83 based on the math I did