Websystems of equations word problems. Solve each word problem. Tickets to a movie cost $5 for adults and $3 for students. A group of friends purchased 18 tickets for $82. 00. Fancy shirts cost $28 and plain. Solve each word problem by writing and solving a system of equations. 1) one number is four less than eleven times another. The sum of the two numbers is 92. Websystems of two equations, word problems. Points in three dimensions. Systems of three equations, elimination. Systems of three equations, substitution. Web2) flying with the wind a plane went 183 km/h. Flying into the same wind the plane only went 141 km/h. Find the speed of the plane in still air and the speed of the wind. Traveling with the current a certain boat went 12 km/h. Against the same current it only went 4 km/h. Find the current and.