thomasgoyette8ovptzd thomasgoyette8ovptzd
  • 03-09-2017
  • Mathematics
contestada

fifty plus four times a number c is 21

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andrewdom30 andrewdom30
  • 03-09-2017
50 + 4c = 21
-50          -50
4c = -29
4        4
c = -7.25

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