Respuesta :

-4,0 
2,0
both are true because they do not have a y coordinate, meaning they dont move off of the x-axis
irspow
Points are expressed in (x,y) format so any point which has a y value of zero lies upon the x axis.  So any point (x,0) is on the x axis.  In this case it would be the points:

(-4,0) and (2,0)

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