ambercv ambercv
  • 10-12-2015
  • Mathematics
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y=x+12 4x+2y=27 algebraically

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Аноним Аноним
  • 10-12-2015
4x + 2(x + 12) = 27
4x + 2x + 24 = 27
6x + 24 = 27
6x + 24 - 24 = 27 - 24
6x = 3
x = 3/6 or 1/2
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