Seudónimo Seudónimo
  • 14-05-2019
  • Mathematics
contestada

solve 2/x+12/x=7

A. 2
B.-2
C. 28
D.-28

Respuesta :

idkwhy14
idkwhy14 idkwhy14
  • 14-05-2019

[tex]\frac{2}{x}+\frac{12}{x}=7\\\frac{2+12}{x}=7\\\frac{14}{x}=7\\14=7x\\\frac{14}{7}=x\\x=\frac{14}{7}\\x=2[/tex]

The answer is A. 2

Answer Link

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