Question

The function y=6+1.25x can be used to find the cost of joining an online music club and buying x songs. Which statement is true based on the graph of this situation?
A.the y-intercept of the graph = the cost of each song
B.the y-intercept of the graph = the cost of joiningthe music club
C.the slope of the graph = the total#of songs bought by the member
D.the slope of the graph= the # of the song each member buys when visiting the website

Answer 1

B) Is the correct answer

We know it's B because it's a one off cost and isn't effected by x ( the amount of songs purchased )