rubigonzalez17 rubigonzalez17
  • 18-12-2019
  • Mathematics
contestada

Evaluate the expression when b=3.
b^2+7b -9

Respuesta :

BrainyAlice28
BrainyAlice28 BrainyAlice28
  • 18-12-2019

Answer:

21

Step-by-step explanation:

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