bobmarlytocoll2170 bobmarlytocoll2170
  • 11-06-2021
  • Mathematics
contestada

When a number is added to the set of numbers 7,8,9,12,6,10 and 11, the mean becomes 8. What number was added

Respuesta :

clubpenguin694521 clubpenguin694521
  • 11-06-2021

Answer:the answer is 1

Step-by-step explanation:

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