Look at these sets of ordered pairs. w) {(8,9), (2, 3), (0, -2), (10,-9)} x){(0, 0), (5, 10). (-3, 3)} y) {(1, 1), (2, 2), (3, 3), (4,4)} z) {(-10, 1), (-9,3). (-4,5)} which of the sets represent functions? a. w x b. x, y, z c. wz d. w, x, y, z

Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance

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?

Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2