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For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?