Which expressions is equivalent to the radical expression shown below when it is simplified?

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

Arational number that is equivalent to -20/4?

If two points are given,then exactly one line can be drawn through those two points.which geometry term does the statement represent