If f(x) = 3x - 12, what is f(2)? A. 6
B. -18
O c. 18
O D. -6
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Adriano loves anime and collects toys from his favorite series.each month he gains 4 toys. if adriano has 3 toys when he starts collecting, how many does he have after 4 months

At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.