WHAT IS A POINT THAT IS A SOLUTION TO 2x-4y>8 ???

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?

Graph the equationy= x+3[tex]y = x + 3[/tex]

What number is 7 units left of -15?