K is less than 8 what is the inequality

5x + 2 = 12 solve the following equation. then place the correct number in the box provided.

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?

What statement is true? 2x^2-9x+2=-1