Answer:
The one of the top right
Step-by-step explanation:
In order for it to be a function none of the x values can be doubled. For example the one on the bottom right shows that there are two x values of 1 and 2.
, so most likely A
R1 ÷ 2 =
R2 ÷ -5 =
R2: R1 - R2 =
R2 ÷ 3.2 =
R1: R1 - 3R2 =
Answer: x = 0.65625, y = 0.71875
the first one