Amath professor finds that when she schedules an office hour for student , an average of 2.12.1 students arrive. find the probability that in a randomly selected office hour, the number of student arrivals is 11.

Matt and brian were solving a system of equations. they both noticed that the two lines had the same slope. brian said that because each line in the system had the same slope, the two lines had to be parallel, which meant the solution to the system was "no solution" matt disagreed, and said they should also look at the y-intercepts before determining how many solutions there were. who is correct?

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11