What is the sign of 3xy when x >0 and y <0

Describe what moves you could use to create the transformation of the original image shown at right

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

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?