How many groups of 10 ml are in 1 liter

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?