What is the slope of the line that is represented by the equation  y−1/5(1/5=1 on the top and 5 on te bottom)=−6(x+7)? enter your answer as a number, like this: 42if your answer is a fraction enter it like this: 3/14

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?