In algebra, what are some things that are unique, but sharing a common trait or purpose?

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

Chose the graph below that represents the following system of inequality’s

Find an equation for the linear function which has slope -10 and x-intercept -7