Please help me on my hw

Areal estate agent earns $32,000 a year plus $1,000 for each apartment he sells. write an equation that shows the relationship between the number of apartments abe sells,n, and the total amount he earns in a year,e. what is the total amount abe would earn from selling 10 apartments in one year

When only separate discreet points are graphed it is called?

Asphere has a diameter of 10 in. what is the volume of the sphere?