For the two intersecting sets A & B, n(A) = 22 +5, n(B) = 3x + 7, and n(ANB) = 1 + 2. Use what you learned to write an expression in simplest form for n(AUB) showing your steps of work.

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The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?

Can anyone me get through my algebra 2 class? the only class i need to graduate..