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Algebra
Pregunta

8. In a poll of \( 82 \) people in her office, Lei...

8. In a poll of \( 82 \) people in her office, Leila found that on a regular basis \( 63 \) people consumed coffee, \( 22 \) people consumed tea, and \( 15 \) people did not consume either. Determine the number of people in Leila's poll who consumed both coffee and tea on a regular basis. [2] 

Answer

let both =x

63-x+x+22-x+15=82

100-x=82

x= 18 people

Solución
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