Step-by-step explanation:
Answer is case 1st:
P(of white button) = 9/13
P(of black button) = 4/12
Case 2nd
P(of black button) = 4/13
P(of white button) = 9/12
Explanation
Given: A Question
To find: Probability
Solution :Case 1st
If carol takes the first button is white
P(of picking a white button) = 9/13
And
P(of picking a black button) = 4/12
Case 2nd
If carol takes the first button is black
So, P(of picking a black button) = 4/13
And P( of picking a white button) = 9/12
Answer:

Step-by-step explanation:

= 
Answer:
X=10
Step-by-step explanation:
180-116=64
4x+7x+6+64=180
11x+70=180
11x=110
x=10
The distance between the two points


We have A(-4; -5) and B(1; -2). Subtitute: