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Kaitlyn had 12a+21 marbles. she gave one third of the marbles to her friend john. how many marbles does she have left
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Kaitlyn had 12a+21 marbles. she gave one third of the marbles to her friend john. how many marbles does she have left

User Tom Hebb
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2 Answers

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33a is the answer cause 12+21=33 and you add the variable
User Jan Galinski
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She has two thirds of the marbles left after giving one third of them to John. The amount of marbles she has left is found from:

(2)/(3)(12a+21)=8a+14
The answer is: 8a + 14 marbles.
User Vincent T
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6.0k points
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