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8b-15=4b+13/2
We move all terms to the left:
8b-15-(4b+13/2)=0
We add all the numbers together, and all the variables
8b-(+4b+13/2)-15=0
We get rid of parentheses
8b-4b-15-13/2=0
We multiply all the terms by the denominator
8b*2-4b*2-13-15*2=0
We add all the numbers together, and all the variables
8b*2-4b*2-43=0
Wy multiply elements
16b-8b-43=0
We add all the numbers together, and all the variables
8b-43=0
We move all terms containing b to the left, all other terms to the right
8b=43
b=43/8
b=5+3/8
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