Given a = 4 and b = -2, evaluate -|b - a|. -2 -6 6 answer quickly correct answer will recieve brainliest

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

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?

Ineed with math stuff it involves graphs