Answer:
The answer is "(8x + 6) units".
Step-by-step explanation:
Formula of perimeter is:


We can't answer the question, you haven't given us the information, we need to know what the x is here, or if they gave you a value.
Answer:
D
Step-by-step explanation:
Multiply the numerators together to get the overall numerator and multiply the denominators together to get the overall denominator. I hope this helps!
Answer:
n = -2 or n = 10
Step-by-step explanation:
n^2 - 8n - 20 = 0
Marbles in a bag: 3 green, 4 yellow, 5 blue, 8 pink.
Event A - get a green or yellow marble
Event B - get a pink marble
Events A and B are independent because we draw a marble from a bag with 20 marbles in both cases.

Probability of combined events is