How does the graph of Y=3-xthe graph of Y equals 3=-3x
the power of negative X

Since there are 12 marbles in total, he takes only one of them. 

4/12, and he gets a red one. 

If he doesn't replace the first one, the next one would be 3/11. The probability that Jon selected a red marble both times is 1/11.

(I kind of forgot this lesson, but here's my guess.