Kira is a software saleswoman. her base salary is $1600 , and she makes an additional $80 for every copy of history is fun she sells. let p represent her total pay (in dollars), and let n represent the number of copies of history is fun she sells. write an equation relating p to n .
then use this equation to find her total pay if she sells 28 copies of history is fun.

equation:

total pay if kira sells 28 copies: $