0.2 - 2m = 2.1m + 2.5-1.8m

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?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

Select all of the following expressions that are equal to 2.5.