FIRST TO ANSWER GETS BRAINLIEST! I dont get polynomials, so im confuzed. Help!

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.

W-16=-12 solve each one step equation plz

Ineed someone to me answer my question i have to have this done and knocked out