Paula can't quite read the board in her math class. She writes down the equation she reads on the board as 2x - 7 = 23. She correctly answers the equation she wrote down, but is surprised to hear the teacher say that the answer is 5 less than the answer Paula found. When Paula asks the teacher to check her work, the teacher says that Paula copied the x coefficient incorrectly (but copied everything else correctly). What should the coefficient of x be?

Explain how you can use the associative property to evaluate (7x50)x4.

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work:

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)