Answer:
sorry i dont understand clearly with all the numbers and spaces.
Step-by-step explanation:
Number of red marbles in bag = r. b = 10-rProbability of first marble being red: r/10Second marble being red: (r-1)/9total probability = 2/15 = (r-1)*r/90r = 4b = 6
Answer:
The last answer choice, or [-15 14 4a]
[-4 5b -23]
[ ? ? ? ]
Step-by-step explanation:
In order to subtract matrices, they have to have the same dimensions, which this problem provides(both 3x3) Then, just subtract the numbers on the right from the corresponding numbers on the left. Example: -3-12=-15, which is the top left answer. Repeat with all positions.
Answer:
What is the question
Step-by-step explanation:
tell me the question mate