kaithernandez kaithernandez
  • 10-06-2015
  • Mathematics
contestada



If the product of a number and 9 is decreased by 27, the result is 81. Find the number.

Respuesta :

Giovi
Giovi Giovi
  • 10-06-2015
Call your number x:
(9x)-27=81
9x=108
x=108/9=12
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