El 2 de construcción de una casa fue de RD$6 785 350.00. María dice que se gastaron aproximadamente RD$6 000 000.00 y su esposo dice que se gastaron cerca de RD$7 000 000.00. ¿Cuál de los dos dice la verdad y por qué?​

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?