3 yellow pencils, one blue pencil, and 2 red pencils. There are also erasers. 2 red and one blue. What is the probability of getting the red-red combination?

4 out of 10

Step-by-step explanation:

you have to add up all the numbers then add up all the colors they ask for

so their were 10 colors in all, and their were 4 red colors in all

6, 10

9, -13

12, -21

18, -23

step-by-step explanation:

you just add 6 to the x-coordinate and subtract 10 from the y-coordinate.