Jack sells used cars. He is paid $800 per month plus $300 commission for each automobile he
sells.
a. Write an equation that represents Jack's
monthly earnings y in terms of the number of
automobiles he sells x.
b. Graph the linear equation you found in
part (a).
c. What does the y-intercept mean in the context
of this problem?
d. How much will Jack earn in a month if he sells
17 automobiles?