Nancy has $240 in the bank. She wants to buy as many $15 video games as possible. How many video games could she buy if she wanted
to keep at least $120 in the bank?

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?