Mickey's age is 4 years less than 300% of jerry's age. if mickey is 14 years old, how old is jerry?
i will mark ! 10 points!

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75