Please help. I don’t understand the question.

9514 1404 393

  -21, 13

Step-by-step explanation:

If Z is located to the right of Y, its point on the number line is -4+17 = 13.

If Z is located to the left of Y, its point on the number line is -4-17 = -21.

There are two possible locations for Z on a number line.

_____

In a 2-dimensional plane, there are an infinite number of locations of distance 17 from a given point. The set of all of them makes a circle on the plane, with radius 17.

In 3-dimensions, the set of points becomes a sphere with radius 17.

18

step-by-step explanation:

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