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2(2b+1)+3(0)-4(-1)=0
We add all the numbers together, and all the variables
2(2b+1)+34=0
We multiply parentheses
4b+2+34=0
We add all the numbers together, and all the variables
4b+36=0
We move all terms containing b to the left, all other terms to the right
4b=-36
b=-36/4
b=-9
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