Alady walks into a store and steals a $100 dollar bill from the register without the owners knowledge. she comes back five minutes later and buys $70.00 worth of goods with the $100 dollar bills. the owner gives her $30.00 in change. how much did the owner lose?

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?