PLEASE ANSWER WITH THE WORK AND I WILL GIVE YOU BRAINLIEST!!! Jordan will hike the trail shown at a rate of 3 mi/h. Write a linear equation to represent the distance Jordan still has to walk after x hours. What does the y-intercept of the equation represent?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

The graph shows the distance kerri drives on a trip. what is kerri's speed?

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.