Timothy can paint 2/7 of a wall in 1 hour. Jean can paint 1/3 of the same wall in 1 hour. If Timothy and Jean, working together at their respective rates, can paint the entire wall in t hours, which of the following equations represents this situation

Acollege is selling tickets for a winter fund-raiser. one day, krissa sold 14 adult tickets and 8 student tickets for a total of $376. the next day, she sold 7 adult tickets and 11 student tickets for a total of $272. krissa wanted to find the price of one adult ticket, a, and the price of one student ticket, s. she wrote and solved the following system of equations.