alex22mirica
alex22mirica alex22mirica
  • 06-12-2016
  • Mathematics
contestada

a-b=12
c=7
a*c-b*c=?

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goddessofwisdom02
goddessofwisdom02 goddessofwisdom02
  • 06-12-2016
c(a-b)=a*c-b*c=7*12=84

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