Why is the volume of the objects the same on the Earth, the Moon, and Jupiter?

How do you determine whether a relationship represented as as graph is linear or nonlinear

Which of the following is the result of expanding the series

An object is translated by (x + 4, y - 2). if one point in the image has the coordinates (5, -3), what would be the coordinates of its pre-image? (9, -5) (1, -5) (9, -1) (1, -1)