in a market the number of people buying product a is 18 the number of people buying product b is 20 if the number of peopl
Question
In a market, the number of people buying product A is 18, the number of people buying product B is 20. If the number of people buying product A and B is 9, how many people buy only product B?
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Answer to a math question In a market, the number of people buying product A is 18, the number of people buying product B is 20. If the number of people buying product A and B is 9, how many people buy only product B?
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