There are 13 yellow cards, 6 blue, 10 red, and 8 green cards in a stack of cards faced down. Once a card is selected, it is not replaced. Find the probability of 2 blue cards

0.08

Step-by-step explanation:

Given data

Sample space

13 yellow cards

6 blue

10 red

8 green cards

Sample size= 13+6+10+8

=37

probability of 2 blue cards

= 6/37+5/36

=42+42/962

=84/962

=0.08

Hence the  probability  is 0.08

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no

step-by-step explanation:

2-7=-5

7-2=5

when you combing like terms for ech expression, 5 and -5. these numbers are not equal to each other.