Amovie theater charges $11 for each adult and $6 for each ticket. one day, they sold 163 tickets and made $1578. how many of each ticket did they sell?

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.