For which set of data is the median 15? 89, 75, 90, 15, 74, 88, 89 23, 35, 77, 81, 64, 15, 44 14, 15, 15, 15, 18, 18, 19, 19, 20 8, 20, 17, 21, 14, 15, 9

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Danielle earns a 7.25% commission on everything she sells at the electronics store where she works. she also earns a base salary of $750 per week. what were her sales last week if her total earnings for the week were $1,076.25?