On the number axis, the point of + 3 is on the right side of the origin, and the distance from the far point is in units, which side of the dot is the point of - 3, and the distance from the dot is in units

On the number axis, the point of + 3 is on the right side of the origin, and the distance from the far point is in units, which side of the dot is the point of - 3, and the distance from the dot is in units

Three units, three units on the left