Pls help asap due tmr

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

Bring the fraction a/a-4 to a denominator of 16-a^2

Pls brainliest will be awarded if answer is correct