Find the inverse for each relation: 1) (1,-2), (2,3), (3,-3), (4,2)

2.) (4,2),(5,1),(6,0),(7-1)

If i have one apple and give you the apple, how many apples do i have?

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?

Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.