Arectangular classroom has a width of (6x-9)feet and a length of (5x+2) feet. if the perimeter of the classroom is 74 feet, determine the area of the floor of the room

Is the orthocenter of a triangle on the inside ?

Which expressions are equivalent to -6 + 3m

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?