Need fast! where does the line y=x-9 cross the y axis? same with the line y=-2x-3 . give me a detailed method as well as an explanation as i need to know this for my end of year exam: )

Measures of the angle of r, 31 s (x+4) t (3x+9)

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.

Graph the system of equations on your graph paper to answer the question. {y=−x+4y=x−2 what is the solution for the system of equations? enter your answer in the boxes.