Write an equation of the line perpendicular to y=4x-1 and goes through (12,-2). 1.) y-2=-4(x+12) 2.) y-2= - 1/4 (x+12) 3.) y+2= -1/4 (x-12) 4.) y+2 = -4 (x-12)

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?

You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax

Norder to get a certain shade of blue paint, a mixer must have 5 parts white paint to 3 parts blue. if 4 gallons of paint must be mixed, how many gallons of white paint must be used?