Question

http://assets.openstudy.com/updates/attachments/51e5e1f2e4b08833fb23bf57-zab505-1374025774289-screenshot20130716at7.47.18pm.png Medal!

Answer 1

For every 12.5 Dollars spend Steve will sell one additional Surfboard, He sells 300 as a base value. so the equation is
Y=300+12.5X

Answer 2

I'll fan you.

Answer 3

8750 Dollars

Answer 4

12.5*700= 8750 dollars

Answer 5

Where does the 700 come from?

Answer 6

Number of Boards that he has to sell through advertising since he sells 300 without any. Therefore to make up for the 700 , he then has obtain 700 through advertising which as represented by the function cost him 12.5 dollars each.

Answer 7

So would the be y=12.5x+300?