Idon't understand this question, what exactly is it asking? how do i solve it?

This question is saying that there is some point on the line where the x-value equals 4. So when x=4, what does y equal. I think this should be enough for you to be able to answer it now. If you need more help, though, just let me know

This is what i found “answer: a rigid transformation preserves both the side lengths and the angle measures of a polygon. step-by-step explanation: rigid transformations are the transformations which does not affect the size and the shape of figure .” i hope this you for what your looking for. can you plz mark me brainliest?