Suppose that you were given a prepaid coffee card. The graph shows how much is remaining on the card after buying cups of coffee.

What are the intercepts of the function in the graph?

12345678-112345678-1c (cups)d (dollars)[Graphs generated by this script: setBorder(5); initPicture(-1,8,-1,8);axes(1,1,1,1,1);line([0,7],[4,0]);text([6,.5],"c (cups)");text([1.5,7.5],"d (dollars)");]

x-intercept: (,)

y-intercept: (,)