Linear Systems Word Problems Tickets for the Online Concert for Nsync cost $4 for children and $6 for adults.
There were a total of 160 tickets sold, and ticket sales totaled $740. How many
of each type of ticket were sold?

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations