Solve the equation:
x² + 3x² - 4x=0

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.

Anyone know? will mark brainliest if you're correct!

If a || b and e || f , what if the value of y ?