56 is 10 more than what?

What is the base of 1/9 to the power of 2

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.

What would the rule be for the reflection of y=-3