Answer:

Step-by-step explanation:
Given,
Red marbles = 3,
Green marbles = 10,
So, the total marbles = 3 + 10 = 13,

Since, here replacement is not allowed,
Thus, the probability of getting a green marble and a red marble
= first red and second green + first green second red




Note : The probability of getting a green marble first and a red marble second
= 


-1.7×-6 is the answer. Hope this helps.
Answer:
You may just add 2 in the spot. Moreover, you get no solution.
Step-by-step explanation:
Hope this helped!
Answer:
1065
Step-by-step explanation:
57-42×-3-21