Briefly explain the Law of Detachment. Write a statement that is concluded using the law of detachment for the following statements. “If Jillian gets a raise then she will buy a new car. Jillian got a raise”

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Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning