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-69.b=-48.3
We move all terms to the left:
-69.b-(-48.3)=0
We add all the numbers together, and all the variables
-69b+48.3=0
We move all terms containing b to the left, all other terms to the right
-69b=-48.3
b=-48.3/-69
b=14.636363636364/20.909090909091
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