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28+4b=1/2
We move all terms to the left:
28+4b-(1/2)=0
We add all the numbers together, and all the variables
4b+28-(+1/2)=0
We get rid of parentheses
4b+28-1/2=0
We multiply all the terms by the denominator
4b*2-1+28*2=0
We add all the numbers together, and all the variables
4b*2+55=0
Wy multiply elements
8b+55=0
We move all terms containing b to the left, all other terms to the right
8b=-55
b=-55/8
b=-6+7/8
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