A linear function can be used to model the relationship between x and y that is shown in the table below. x 3 5 7 9
y −2 4 10 16
What is the equation of this linear function?
A
y=3x+3

B
y=3x−11

C
y=6x−2

D
y=6x−20

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books