18) Find the value of x. x² 2x A) 12 B) 3 C) 3 or 5 D) 12 or -15 SHORT ANSWER. Write the word or phrase that best completes each statement or answers t question. 19) Four red cards are numbered 2, 3,...

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Extracted text: 18) Find the value of x. x² 2x A) 12 B) 3 C) 3 or 5 D) 12 or -15 SHORT ANSWER. Write the word or phrase that best completes each statement or answers t question. 19) Four red cards are numbered 2, 3, 4, and 5. Five black cards are numbered 6,7,8,9 and 10. The cards are placed in a box and one card is selected at random. What is the probability that a red card was selected given that the 19) number on the card was an odd number? 20) In a certain geographic area, 64% of the people are single. If three people are selected at random, what is the probability exactly two will be single? 20)