pls help this is due tomorrow, no links!! will mark you brainliest, maybe better if you graph this on paper

Step-by-step explanation:

I know this isnt graphed on paper but here you go,

Blue:

Green:

Red:

you can use desmos's graphing calculator online

The first one, i believe, would be correct. all the others have one thing in common, and that's that they have repeating numbers. in the second one, x and y have repeating 6's and 3's, and in the third, x and y have repeating 6's as well. in the last one, there are repeating 3's. the first one has no repeating numbers.

(answer 2 )i’m very smart that’s how i know the answer.