C bc i am a professor at Yale and it is simplistic............................................................... <span />
Answer:
Charlie's solution is incorrect.
Part A: The equation must be divided by the number next to the variable. So 5x will be divided by 5 which will equal x, and 30 will be divided by 5 which equals 6. The final answer will be x=6.
Part B: The equation will have one solution because there is only one way to solve it.
Answer:
Probabilities are used to represent the possibilities of events.
The probability that a student participates in a club given that he participates in sports is 0.6561
The required probability is represented as; P(Club | Sport)
And it is calculated using:
From the table, we have:
So, the equation becomes
Hence, (d) 06561 is correct.
Read more about probabilities at:
brainly.com/question/24297863
Step-by-step explanation: