Help please shoe work or plz

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Consider the image of klmn for the translation (x, y) → (x – 2, y – 1). what is the ordered pair of l′?

If point cis between points a and b, then ac + — = ab