scottricky
scottricky scottricky
  • 22-04-2018
  • Mathematics
contestada

solve |2x+1|=10
a (9/2, 11/2)
b (-9/2, 9,2)
c (-11/2,9/2)

Respuesta :

yuze yuze
  • 23-04-2018
2x+1=10    2x=9    x=9/2
-2x-1=10     -2x=11    x=-11/2

The answer is C

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