Answer:
1. y=-x-3 2.y=1/3x-4
Step-by-step explanation:
1. 3x+3y=-9
3y=-3x-9
y=-x-3
2. x-3y=12
-3y=-x+12
y=1/3x-4
The answer is A. 6x^2 hope this helps!
I could be wrong but i graphed it out and 9 is C , 10 is A , and 11 is C Hopefully it's right
31 quarts, because there are 4 quarts in a gallon