Answer:
Step-by-step explanation:
the upper left graph is the correct answer
because "... or equal to" always represents a filled dot, while just "greater/less than" represents blank dot
I think the mean of variable a is 4
Answer:
C. (4,-7)
Step-by-step explanation:
To answer this question, I just graphed the two equations. Then I found where they intersected.

- Factor the indicated expression:

- Simplified the index, the root and also the exponent using the number 2.

<h3><em><u>MissSpanish</u></em> </h3>
Answer:
B: 12/25
Step-by-step explanation:
You have the correct answer marked. This is correct because the probability of grabbing a purple marble is 24/50 which if we divide by 2 to simplify is 12/25.