A bag contains 10 balls, each a different color. A ball is removed from the bag and then replaced. This is done 5 times. What is the probability that no balls of a given color come up more than once? it's one of these...
0.3024
0.6976

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