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b+7/2=12
We move all terms to the left:
b+7/2-(12)=0
determiningTheFunctionDomain b-12+7/2=0
We multiply all the terms by the denominator
b*2+7-12*2=0
We add all the numbers together, and all the variables
b*2-17=0
Wy multiply elements
2b-17=0
We move all terms containing b to the left, all other terms to the right
2b=17
b=17/2
b=8+1/2
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