Select the proper inverse operation to check the answer to 25-13=12

Which statement best explains why ben uses the width hi to create the arc at j from point k

Charlie tosses five coins. what is the probability that all five coins will land tails up.

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?