Aschool drama department sells 40 more student tickets than adult tickets. charging $8 for adult tickets and $6 for student tickets, they raise a total of $1,920 in ticket sales. let x represent the number of adult tickets sold and y represent the number of student tickets sold. which system of equations can be used to find how many of each ticket is sold?

Arestaurant needs to buy thirty-seven new plates. if each box has five plates in it, how many boxes will they need to buy?

Ineed in figuring out this problem.

Titus works at a hotel. part of his job is to keep the complimentary pitcher of water at least half full and always with ice. when he starts his shift, the water level shows 4 gallons, or 128 cups of water. as the shift progresses, he records the level of the water every 10 minutes. after 2 hours, he uses a regression calculator to compute an equation for the decrease in water. his equation is w –0.414t + 129.549, where t is the number of minutes and w is the level of water. according to the equation, after about how many minutes would the water level be less than or equal to 64 cups?