boborob12 boborob12
  • 05-09-2019
  • Mathematics
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What is b-(1-2b)+(b-3)= -4

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Tucon
Tucon Tucon
  • 05-09-2019

 

b - (1 - 2b) + (b - 3) = -4

b - 1 + 2b + b - 3 = -4

b + 2b + b - 1 - 3 = -4

4b - 4 = -4

4b = -4 + 4

4b = 0

b = 0

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