Brainiest if correct or first
1/2(6x+1/2)

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.

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Which of the following graphs could represent a cubic function?