mary6759 mary6759
  • 28-11-2017
  • Mathematics
contestada

Suppose that f(x) = 3x + 2. if f(x) = 731, what is x?

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bridinghoop044xp bridinghoop044xp
  • 28-11-2017
731=3x+2
731 - 2     =     3x+2  -2
729=3x
729/3 = 3x /3
243=x
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