Answer:
B.
÷ 
Step-by-step explanation:
its a formula
To get it into standard you need to simplify
6y - 12 = -3x add 12 to both sides
6y = -3x + 12 add 3x to both sides
3x + 6y = 12
And that is in standard which is A + B = C
Answer:I go with A,C,E
Step-by-step explanation:
hope this help