Please help! Question 1:The closing price of a stock fell 5 points one day and then rose 2 points the next day. What integer represents the total change in the price of the stock for the two days? Question 2:An anchor is 8 feet below sea level. What integer represents the location of the anchor if a sailor raises it 6 feet? (this has to do with integers) (thank you!!)

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?