Paz shovels driveways to earn money. She can shovel 15 driveways in 10 hours. She earns $21.00 for each driveway. Paz is saving up to buy a new phone that costs $567.00. How many hours does Paz need to work to earn enough money to purchase the phone? I will report any links ​

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?