N / 12 equals 300 what's the answer

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

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.

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