Solve the equation for all values of x by completing the square.
3x^2-60x+255=0

Which of the following is correct interpretation of the expression -4+13

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?