Answer:
A
Step-by-step explanation:
It's hard to see but when x is 6, y is 4.5. Just plug that into each equation and see which one is correct.

Answer:
No, it is not.
Step-by-step explanation:
It can not be turned into a fraction and isn't repeating with the same number.
Answer:
12 is 3/4 of what number? You need to divide by the top and multiply by the bottom. 12 divided by 3 is 4, and 4 times 4 is 16.
Answer:
arithmetic, divide by 2
Step-by-step explanation: