Connor and pillar are in a rock climbing club they are climbing down a canon wall Connor starts from a cliff that is 200 feet above the canon four and climbs down the average speed of 10 ft./min. pillar climbs down the canyon wall as shown in the table

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?