Suppose a triangle has 3,4, and 5 sides. Which of the following must be true?

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

Solve -.016x= -16. need solving this