Select all of the expressions that are factors of −10x2+x+21 . answer choices x2 −5x−7 5x−3 2x−3 −2x−21

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?

Afootball is throw by a quarterback to a receiver

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer