Six pizzas were ordered for a company lunch. During the lunch, 75% of the pizzas were eaten. If each pizza had 8 slices, how many slices of pizza were NOT eaten during the lunch

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?