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  • 14-06-2014
  • Mathematics
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What is X?  X + 2X = 1200

Respuesta :

Аноним Аноним
  • 14-06-2014
x + 2x = 1200
3x = 1200
x = 1200/3
x = 400
Answer Link
Аноним Аноним
  • 15-06-2014
[tex]x+2x=1.200 \\ 3x=1200 \\ x=1.200/3 \\ \\ x=400[/tex]

S= {400}
Answer Link

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