-6x - 2y-3=-17
5x + y - 6z= 19
-4x - 6y - 62 = -20
solve for x, y, and z

Select a graph that have an equation with a < 0

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5