kellycarol315 kellycarol315
  • 04-06-2019
  • Mathematics
contestada

what is the value of the expression when b=5? 4b2 +2b2 - b2+5

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Cathi Cathi
  • 04-06-2019
Combine like terms first.
4b2+2b2-b2= 5b2
5b2 +5
5 x 5^2+5
5 x 25 + 5
125+5
130
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