The graph of a linear function is shown on the coordinate grid.

Write the sentence as an equation. b increased by 281 is d

In the geometric progression –3, 12, −48… what term is 3,072?

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?