IF ANYONE GOES FACE2FACE AT LVMS TELL SALINA MAVIS AND SCOTT WILLIAMS TO CHECK THEIR FREAKING INBOX!!! PS TELL THEM THAT ISABELLA JAMES IS MAD AT MAVIS

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?