SOLUTION: please help me with this equation b-(1-2b)+(b-3)=-4

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Question 157840: please help me with this equation
b-(1-2b)+(b-3)=-4
Answer by gonzo(654) About Me  (Show Source):
You can put this solution on YOUR website!
b - (1 - 2*b) + (b - 3) = -4
becomes
b - 1 + 2*b + b - 3 = -4
becomes
4*b -4 = -4
becomes
4*b = 0
becomes
b = 0
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if you minus a minus you get a plus