What happened to the old study island? what happened to the chat box? where are all the people?

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

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.